# Glossary of military abbreviations

List of abbreviations, acronyms and initials related to military subjects such as modern armour, artillery, infantry, and weapons, along with their definitions.
* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z

## A

* A&TWF – Acquisition and technology work force
* a – Army
* AA – Assembly area
** AA – Anti-aircraft
** AA – Aegis ashore
* AAA – Anti-aircraft artillery "Triple A"
* AAAV – Advanced Amphibious Assault Vehicle
* AAC – Army Air Corps
* AAD – Armored amphibious dozer
* AADC – Area air defense commander
* AAE – Army acquisition executive
* AAG – Anti-aircraft gun
* AAK – Appliqué armor kit (US)
* AAL – Additional authorization list
* AAN – Army after next
* AAP – Advance authority to procure
* AAPC – Advanced armoured personnel carrier (Turkiye)
* AARADCOM – Army Armament Research and Development Command
* AAR – After-action review
* AASLT – Air assault
* AAV – Amphibious assault vehicle
* AAV – Assault amphibious vehicle
** AAW – Anti-aircraft warfare
* AAWC – Anti-aircraft warfare coordinator
* AB – Air burst
* ABC – Atomic, biological, chemical (replaced by chemical, biological, radiological (CBR), and nuclear, biological, chemical (NBC))
** ABC – Automatic brightness control
* ABCS – Automated battlefield control system
* AB(C) – Aviation battalion (combat)
* ABIT – Advanced built-in test
* ABM – Air-bursting munition
* ABM – Anti-ballistic missile
* ABMD – Aegis ballistic missile defense system
* ABMS – Air-bursting ammunition system
* ABN – Airborne
* ABNSOTD – Airborne and Special Operations Test Directorate
* ABRO – Army Base Repair Organization
* ABS – Aww-busting system
* ABS – Anti-lock braking system
* ABSP – Aegis ballistic missile defense (BMD) signal processor
* ABSV – Armoured battlegroup support vehicle
* ABU — Airman Battle Uniform
* A/C – Aircraft commander
* AC – Alternating current
* ACAwa – ATEC contracting activity
* ACA – Ammunition container assembly
* ACADA – Automatic chemical agent detector and alarm
* ACAVP – Advanced composite armoured vehicle platform (UK)
* ACB – Advanced capability build
* ACB/TI – Advanced capability baseline/technical insertion
* ACC – Army contracting command
** ACC – Aegis computer center
* ACCE – Abrams/Crusader common engine
* ACCV – Armored cavalry cannon vehicle (US)
* ACD – Automated common diagrams
* ACE – Armored Combat Earthmover (US)
* ACEGIO – Advanced Conversion Equipment Group Input Output
* ACF – Acquisition Career Field
* ACF-TE – Acquisition Career Field-Test & Evaluation
* ACH – Advanced Combat Helmet (MICH TC-2000 Combat Helmet)
* ACIE – Army Clothing and Individual Equipment
* ACLOS – Automatic Command to Line of Sight
* ACM – Acoustic countermeasures
* ACOG – Advanced Combat Optical Gunsight
* ACOMMS – Acoustic communications
* ACP – Automatic Colt Pistol
** ACP – Alignment control panel
* ACPU – Aft central processing unit
* ACR – Advanced Combat Rifle
* ACR – Armored cavalry regiment
* ACRV – Armored command and reconnaissance vehicle
* ACS – Artillery communications system
** ACS – Aegis combat system
** ACS – Air control supervisor
** ACS – Anti-collision system
* ACSC – Aegis combat systems center
* ACTD – Advanced concept technology demonstration
* ACTEDS – Acquisition career training and education development system
* ACTS – Aegis combat training system
* ACU – Army Combat Uniform
** ACU – Antenna coupler unit
* ACV – Aardvark clearing vehicle
** ACV – Armored combat vehicle
* ACVT – Armored Combat Vehicle Technology Program (US)
* A/D – Analog to digital
* AD – Air defense
* ADA – Air defense artillery
* ADACS – Automated data collection system
* ADAM – Area denial artillery munition
* ADAMS – Air Defense Advanced Mobile System (US)
* ADAP – Advanced digital antenna production
* ADAP – Army designated acquisition programs
* ADATD – Air Defense Artillery Test Directorate
* ADATS – Air defense anti-tank system
** ADATS – Army Development and Acquisition of Threat Simulators
* ADC-A – Assistant Division Commander – Fire and Maneuver
* ADC-B – Assistant Division Commander – Combat Support
* ADEA – Army Development and Employment Agency
* ADF – Australian Defense Force
* ADG – Acoustic display generator
* ADI – Australian Defense Industries
* ADM – Advanced development model
** ADM – Acquisition decision memorandum (US)
* ADMAS – Advanced distributed modular acquisition system
* ADNS – Automated digital network system
* ADP – Automated data processing
* ADPE – Automated data processing equipment
* ADS – Advanced display system
* ADSS – ATEC decision support system
* ADTD – Air Defense Test Directorate
* AE – Action express
* AEC – Army evaluation center
* AECU – Antenna environmental control unit
* AEF – Allied expeditionary force
* AEP – Action entry panel
* AER – Alteration equivalent to repair
* AESA – Active electronically scanned array
* AEW&C – Airborne early warning and control
* AEV – Armored engineer vehicle
* AF – Air Force
** AF – And following (as "in DDG-113 AF ships will receive the AMDR radar")
* AFB – Air Force Base
* AFA/ARA – Aerial field artillery/aerial rocket artillery (US, Vietnam war era attack helicopter batteries employing 2.75 in. FFAR)
* AFARV – Armored, forward area, re-arm vehicle (US)
* AFAS – Advanced Field Artillery System
* AFATDS – Advanced Field Artillery Tactical Data System
* AFC – Australian Flying Corps
* AFC – Army Futures Command
* AFCS – Automatic Fire-Control Systems
* AFD – Automatic Feeding Device
* AFDL – Advanced Flight Deck Lighting
* AFF – Active Fire-and-Forget
* AFFLQ – Active Fire-and-Forget with Laser Cueing
* AFFF – Aqueous Fire Fighting Foam (smothers fire cutting off oxygen)
* AFOTEC – Air Force Operational Test and Evaluation Center
* AFSC – Air Force Specialty Code
* AFSS – Advanced Fire Support System
* AFSV – Armored Fire Support Vehicle
* AFTADS – Advanced Field Artillery Tactical Data System
* AFV – Armored Family of Vehicles (US)
** AFV – Armored Fighting Vehicle
* AG – Assistant Gunner
* AGC – Automatic Gain Control
* AGF – Army Ground Forces
* AGL – Above Ground Level
** AGL – Automatic Grenade Launcher
* AGLS – Automatic Gun Laying System
* AGS – Armored Gun System (US)
** AGS – Advanced Gun System
* AGV – Assault Gun Vehicle
* AGVT – Advanced Ground Vehicle Technology
* Ah – Ampere hour
* AHA – Ammunition Handling Area
* AHC – Attack Helicopter Company (USA)
* AHE – Aircraft Handling Equipment
* AHS – Ammunition Handling System
* AHU – Air Handling Unit
* AI – Action Item
** AI – Area of nterest
* AIC – Air Intercept Controller (US Navy)
* AICS – Accuracy International Chassis System
* AICW – Advanced Individual Combat Weapon
* AIF – Australian Imperial Force (Australia, WWI or WWII)
* AIFS – Advanced Indirect Fire System
* AIFV – Armored Infantry Fighting Vehicle
* AIPS – Advanced Integrated Propulsion System (US)
* AIS – Automatic Identification System (US NAVY)
** AIS – Automated Information System
* AIT – Alteration Installation Team
** AIT – Advanced Information Technology
** AIT – Advanced Individual Training
* AITAS – ATRRS Internet Training Application System
* AK – Acknowledgement
* AKO – Army Knowledge Online
* AL&T – Acquisition, Logistics, and Technology
* ALAAVS – Advanced Light Armored/Amphibious Vehicle System (US)
* ALC – Advanced Land Combat (US)
* ALDT – Administrative and Logistics Down Time
* ALICE – All-purpose lightweight individual carrying equipment
* ALMC – U.S. Army Logistics Management College
* ALO – AEGIS Light Off
* ALS – Advanced Laying System
* ALS – Advanced Lighting System (flight deck)
* ALSV – Armored logistics support vehicle
* ALT – Armored launching turret
* ALWT – Advanced Lightweight Torpedo
* AM – Acquisition Manager
* AMBL – Air Maneuver Battle Lab
* AMC – United States Army Materiel Command
* AMCAC – United States Army Materiel Command Acquisition Center
* AMC – Advanced Mortar Carrier (Turkey)
* AMCCOM – Armament Munitions and Chemical Command
* AMCOM – Aviation and Missile Command
* AMDBD – Army Medical Department Board
* AMEDD – Army Medical Department
* AMEDDC&S – Army Medical Department Center & School
* AMDR – Air and Missile Defense Radar
* AMDS – Anti-Missile Discarding Sabot
* AMF – Amphibische Mehrzweck-Fahrzeuge (multipurpose amphibious vehicle)
* AML – Automitrailleuse Légère (light armored car)
* AMLCD – Active-Matrix Liquid Crystal Display
* AMN – Afghanistan Mission Network
* AMOS – Advanced Mortar System
* AMPS – Afloat Master Planning System (US NAVY)
* AMPV – Armored Multi-Purpose Vehicle
* AMR – Anti-materiel rifle
** AMR – Automitrailleuse de Reconnaissance
* AMRAAM – Advanced Medium Range Air-to-Air Missile
* AMRDEC – Air and Missile Research, Development, and Engineering Center
* AMRWS – Advanced Multi-Role Weapon Station
* AMS – Armored Mortar System
* AMSAA – Army Materiel Systems Analysis Activity
* AMSEC – Army Modeling and Simulation Executive Council
* AMS-H – Advanced Missile System – Heavy
* AMSO – Army Modeling and Simulation Office
* AMX – Atelier de Construction d'Issy-les-Moulineaux
* ANAD – Anniston Army Depot
* ANR – Active Noise Reduction
* ANZAC – Australia and New Zealand Army Corps
* ANZUS – Australia New Zealand United States Treaty
* AO – Area of Operations
* AoA – Add-on Armor
** AoA – Avenue of Approach
* AOI – Arab Organization for Industrialization
* AOP – Air observation post
* AOS – Add-on stabilization
* AOTR – Abbreviated Operational Test Report
* AP – Anti-Personnel
* AP – Armor-Piercing
* APA – Army Procurement Appropriation
* APAM – Anti-Personnel, Anti-Matériel
* APBC – Armor-Piercing Ballistic Cap
* APC – Army Personnel Centre
** APC – Armored Personnel Carrier
** APC – Armor-Piercing Capped
* APCBC – Armor-Piercing Capped Ballistic Cap
* APC-T – Armor-Piercing Capped – Tracer
* APCT-BF – Armor-Piercing Capped Tracer – Base Fuse
* APCNR – Armor-Piercing Composite Non-Rigid
* APCR – Armor-Piercing Composite Rigid
* APCRBC – Armor-Piercing Composite Rigid Ballistic Cap
* APDS – Armor-Piercing Discarding Sabot
* APDS-T – Armor-Piercing Discarding Sabot – Tracer
* APE – Amphibisches Pionier-Erkundungsfahrzeug (amphibious front-line reconnaissance vehicle)
* APEP – Armor-Piercing Enhancement Program
* APERS – Anti-Personnel
* APERS-T – Anti-Personnel Tracer
* APFIDS – Armor-Piercing Fragmentation Incendiary Discarding Sabot
* APFSDS – Armor-Piercing Fin-Stabilized Discarding Sabot
* APFSDS-T – Armor-Piercing Fin-Stabilized Discarding Sabot – Tracer
* APFSDS-P – Armor-Piercing Fin-stabilized Discarding Sabot - Practice
* APFSDS-DU – Armor-Piercing Fin-Stabilised Discarding Sabot - Depleted Uranium
* APG – Aberdeen Proving Grounds
* APGM – Autonomous Precision-Guided Munition
* APHC – Armor-Piercing Hard Core
* APHE – Armor-Piercing High-Explosive
* API – Armor-Piercing Incendiary
* API-T – Armor-Piercing Incendiary – Tracer
* APM – Anti-Personnel Mine
* APMI – Accelerated Precision Mortar Initiative
* APOD – Aerial Port Of Debarkation
* APS – Advanced Propulsion System
** APS – Artillery Pointing System
* APSE – Armor-Piercing Secondary Effect
* APSE-T – Armor-Piercing Secondary Effect – Tracer
* AP-T – Armor-Piercing – Tracer
* APTE – Abrams Power Train Evolution (US)
* APU – Auxiliary Power Unit
* APV – Armored Patrol Vehicle
* AR – ArmaLite rifle
** AR – Assault Rifle
* AR/AAV – Armored Reconnaissance/Airborne Assault Vehicle (US)
* ARB – Armored Robots
* ARBDD – Armored Robots for Bomb Detection and Disposal
* ARD – Anti-Reflective Device
* ARDEC – Armament Research, Development and Engineering Center
* ARDNOT – Automatic Day/Night Optical Tracker
* ARE – Atelier de Construction Roanne
* AREG – Army Regulation
* ARETS – Armor Remote Target System
* ARFORGEN – Army Force Generation
* ARL – Army Research Laboratory (US)
* ARM – Anti-Radiation Missile
* ARMAD – Armored and Mechanized Unit Air Defense
* ARMD – Armored
* ARMSCOR – Armament Manufacturing Corporation (South Africa)
* ARMVAL – Anti-armor Vehicle Evaluation (US)
* ARNG – Army National Guard
* AROC – Army Requirements Oversight Council
* ARP – Anti-Radiation Projectile
** ARP – Armored Repair Plates
* ARRADCOM – Armament Research and Development Command
* ARRV – Armored Repair and Recovery Vehicle
* ARSV – Armored reconnaissance scout vehicle (US)
* ART – Armored Recon Transport
* ARV – Armored Recovery Vehicle or Armed Robotic Vehicle (XM1219)
* ARTY – Artillery
* ASA – Advanced security agency
* ASAP – As soon as possible
* ASARC – Army Systems Acquisition Review Council
* ASCOD – Austrian Spanish Co-operative Development
* ASE – Aircraft Survivability Equipment
* ASI – Additional Skill Identifier
* ASIP – Advanced System Improvement Program
* ASM – Air-to-Surface Missile
* ASP – Automatic, Self-Powered
** ASP – Automation Support Plan
* AST – ATEC System Team
* ASTROS – Artillery Saturation Rocket System (Brazil)
* ASV – Armored security vehicle (US)
** ASV – Ammunition supply vehicle
** ASV – Army supply vehicle
* ASYMWAR – Asymmetric warfare
* AT – Anti-tank
** AT – Ape tape
* AT&L – Acquisition, technology, and logistics
* ATACMS – Army Tactical Missile System
* ATACS – Advanced Tank Cannon System (US)
* ATAS – Automatic Target Acquisition System
* ATC – Aberdeen Test Center
* ATCAS – Advanced Towed Cannon System
* ATCCS – Army Tactical Command and Control System
* ATD – Advanced Technology Demonstration
** ATD – Advanced Technology Demonstrator (US)
** ATD – Automatic Target Detection
* ATDT – Automatic Target Detection and Tracking
* ATDU – Armored Trials and Development Unit (UK)
* ATE – Advanced Technology Engine
* ATE – Automatic Test Equipment
* ATEC – Army Test and Evaluation Command
* ATFCS – Automated Targeting and Fire Control System
* ATG – Anti-Tank Gun
* ATGL – Anti-Tank Grenade Launcher
* ATGM – Anti-Tank Guided Missile
* ATGW – Anti-Tank Guided Weapon
* ATIRS – Army Test Incident Reporting System
* ATK – Alliant Techsystems
* ATLAS – Advanced Technology Light Artillery System
* ATLV – Artillery Target Location Vehicle
* ATM – Anti-Tank Mine
* ATO – Authorization To Operate
* ATR-EDS – Automotive Test Rig – Electric Drive System
* ATS – Atelier de Construction de Tarbes
* ATSA – ATEC Threat Support Activity
* ATTC – All Terrain Tracked Carrier
* ATTS – Air Transportable Towed System
** ATTS – Automatic Target Tracking System
* ATV – All-Terrain Vehicle
* ATV – Armored TOW Vehicle (Turkey)
* AUDS – Anti-UAV Defense System
* AUG – Armee Universal Gewehr
* AUSA – Association of the U.S. Army
* AUTL – Army Universal Task List
* AV – Audio-Visual
* AVGP – Armored Vehicle General Purpose (Canada)
* AVH – Armored Vehicle Heavy
* AVL – Armored Vehicle Light
* AVLB – Armored vehicle-launched bridge
* AVM – Armored Vehicle Medium
* AVN – Aviation
* AVR – Armored Vehicle Reconnaissance
* AVRE – Armored Vehicle Royal Engineers (UK)
* AVT – Advanced Vehicle Technologies (US)
* AVTD – Aviation Test Directorate
* AWACS – Airborne Warning and Control System
* AWE – Advanced Warfighting Experiment
* AWOL – Absent Without Official Leave
* AWS – Alternative Work Schedule
* AZ – Azimuth

## B

* BAe – British Aerospace
* BAI – Battlefield Air interdiction
* BAMCIS – Begin the Planning, Arrange Recon, Make Recon, Complete Planning, Issue Order, Supervise
* BAR – M1918 Browning Automatic Rifle
* BARCAP – Barrier Combat Air Patrol
* BARF – Base And Range Facilities
* BARV – Beach Armored Recovery Vehicle
* BAS – Battlefield Automated System
* BAS – Basic Allowance for Substance
* BASE – British Aerospace Systems and Equipment
* BASOPS – Base Operations
* BATES – Battlefield Artillery Target Engagement System
* BAT – Biometrics Automated Toolset
* BAWS – Biological Agent Warning System
* BB – Base Bleed
* BB – Battleship
* BBSP – Blowback Shifted Pulse
* BC – Battery Commander or Battalion Commander
* BC – Battlecruiser
* BCC – Battery Control Centre
* BCIS – Battlefield Combat Identification System
* BCP – Battery Command Post
* BCS – Bridge Crossing Simulator
* BCT – Brigade Combat Team (US)
* BCT – Basic Combat Training
* BCV – Battle Command Vehicle
* BD – Base Detonating
* BDA – Browning Double Action or Bomb Damage Assessment
* BDAR – Battle Damage Assessment And Repair
* BDE – Brigade
* BDM – Bunker Defeat Munition
* BDU – Battle Dress Uniform
* BE – Base Ejection
* BFA – Blank-Airing Adaptor or Blank-Firing Attachment
* BFV – Bradley Fighting Vehicle
* BFVS – Bradley Fighting Vehicle System
* BG – Border Guard or Brigadier General
* BG – Bombardment Group
* BH – Black Hot
* BHOT – Black Hot (image in a thermal sight)
* bhp – Brake Horsepower
* BIFF – Battlefield Identification Friend or Foe
* BII – Basic Issued Item
* BILL – Bofors, infantry, light and lethal, referring to RBS 56 BILL or RBS 56B BILL 2
* BIT – Built-In Test
* BIT/ST – Built-In Test/Self-Test
* BITE – Built-in test equipment
* BL – Blank
* BL-T – Black tracer
* BLITS – Beta lighted infantry telescope system
* BLOS – Beyond Line-Of-Sight
* BL-T – Blank – Tracer
* BLT – Battalion Landing Team
* BLR – Blindado Ligero de Ruedas
* BLRIP – Beyond Low-Rate Initial Production
* BLWE – Battle Lab Warfighting Experiment
* BM – Brigade Major
* BMC4I – Battle Management Command, Control, Communications, Computers, and Intelligence
* BMD – Ballisitic Missile Defense
* BMF – Belgian Mechanical Fabrication
* BML – Battle management language
* BMNT – Begin Morning Nautical Twilight
* BMP – Pronounced "bimp". Former Warsaw Pact IFVs including BMP-1, BMP-2, BMP-3, etc.
* BMR – Blindado Medio de Ruedas
* BMS – Battalion Mortar System
* BMS – Battlefield Management System
* BNCC (USAF) – Base network control center
* BN – Battalion
* BNS – BILL Night Sight
* BO – Blackout
* BOCV – Battery Operations Center vehicle
* BOG-Dwell – Boots on the Ground – Dwell (down time)
* BOI – Basis Of Issue
* BOL – Bearing-only launch
* BOLTS – Bolt-On Loading Tray System
* BOIP – Basis Of Issue Plan
* BOSS – Ballistic Optimizing Shooting System
* BOSS – Better Opportunity for Single Soldiers
* BPI – Bolt Position Indicator
* BPS – Battery Power Source
* BPT – Be Prepared To
* BPS – Battery Power Source
* BR – Battle Rifle
* BRAC – Base Realignment And Closure
* BRDEC – Belvoir Research and Development Engineering Center
* BRKR – Breaker
* BRS – Brake Release Switch
* BRSGHT – Boresight
* BRT – Bright or Brightness
* BSA – Base Support Agreement
* BSB – Brigade Support Battalion
* BSD – Boresight Device
* BSP – Bright Source Protection
* BSSG – Brigade Service Support Group
* BST – Basic Skills Trainer
* BT – Boat Tail
* BT – Bullet Trap
* BTA – Best Technical Approach
* BTA – Battle Training Area
* BTRY – Battery
* BTU – Bullet Trap Universal
* BTU – British Thermal Unit
* BTY – Battery
* BUA – BILL Under Armor or Built-Up Area
* BUB – Battlefield Update Briefing
* BW – Biological Warfare
* BW – Black/White
* BX – Bionix AFV

## C

* C/G – Contractor or Government
* C/J – Communications/Jam
* C&L – Capabilities and Limitations
* C2 – Command and Control
* C2E – Continuous Comprehensive Evaluation
* C2I – Command, Control, and Intelligence
* C2V – Command and Control Vehicle
* C3 – Command, Control, and Communications
* C3I – Command, Control, Communications, and Intelligence
* C4 – Composition C-4
* C4I – Command Control, Communications, Computers, Intelligence
* C4IEWS – Command, Control, Communications, Computer, Intelligence, Electronic Warfare and Sensors
* C4ISR – Command, Control, Communications, Computer, Intelligence, Surveillance, and Reconnaissance
* C4ISTAR – Command, Control, Communications, Computers, Intelligence, Surveillance, Target acquisition, And Reconnaissance
* C5I – Command, Control, Communications, Computers, Collaboration and Intelligence
* C6ISR – Command, Control, Communications, Computers, Cyber-defense, Combat systems and intelligence, Surveillance, and Reconnaissance
* CA – Certification Authority
* CAA – Center for Army Analysis
* CAB – Combat Aviation Battalion
** CAB – Combat Action Badge
* CAC – Common Access Card
* CACDA – Combined Arms Combat Development (US Army)
* CAD – Computer-Assisted Design
** CAD – Chemical Agent Detector
* CAE – Component Acquisition Executive
* CAG – Commander Air Group
* CAGEC – Commercial And Government Entity Code
* CAIV – Cost As an Independent Variable
* CAL – Canadian Arsenals Limited
** CAL – Caliber
* CALIB – Calibration
* CAN – Control Area Network
* CAP – Crisis Action Planning
** CAP – Civil Air Patrol (USAF civilian auxiliary)
** CAP – Combat Air Patrol
** CAP – Combustible Augmented Plasma
** CAP – Covering Agent Program
* CAR – Corrective Action Report
** CAR – Combined Arms Rehearsal
* CARRV – Challenger Armored Repair and Recovery Vehicle
* CART – Corrective Action Review Team
* CAS – Close Air Support
* CASEVAC – Casualty Evacuation
* CASTFOREM – Combined Arms Task Force Evaluation Model
* CAT-FCS – Command Adjusted Trajectory - Fire-Control System (US)
* CAT-LCV – Combined Arms Team - Lightweight Combat Vehicle (US)
* CATK – Counter Attack
* CATT – Combined Arms Tactical Trainer (UK)
* CATT-B – Component Advanced Technology TestBed (US)
* CAV – Cavalry
** CAV – Composite Armored Vehicle (US)
* CAWS – Cannon Artillery Weapons Systems (US)
* CAX – Combined Arms Exercise
* CB – Heavy Cruiser
* CBIT – Continuous Built-In Test (BIT)
* CBMS – Chemical Biological Mass Spectrometer
* CPDP – Chemical, Biological Defense Program
* CBR – Chemical, Biological, Radiological
* CBRNE – Chemical, Biological, Radiological, Nuclear, Explosive
* CBS – Corps Battle Simulator
* CBT – Computer Based Training
* CBTDEV – Combat Developer
* CBW – Chemical and Biological Warfare
* CC – Close Combat
* CCAWS – Close Combat Anti-Armor Weapons Systems
* CCB – Configuration Control Board
* CCC – Combustible Cartridge Case
* CCD – Charge-Coupled Device
* CCMA – Crew-Correctable Maintenance Action
* CCMD – Crew-Correctable Maintenance Action
* CCIP – Constantly Computed Impact Point
* CCO – Close Combat Optic
* CCP – Casualty Collection Point
* CCP – Computer Control Panel
* CCR – Crown Copyright Reserved
* CCTV – Closed-Circuit Television
* CCU – Central Control Unit
** CCU – Climate Control Unit
* CCV – Close Combat Vehicle
** CCV – Command and Control Vehicle (US)
* CCV-L – Close Combat Vehicle – Light
* cd – Candela
* CDA – Combat Defensive Action
* CDD – Capability Development Document
* CDM – Coastal Defense Missile
* CDR – Commander
** CDR – Critical Design Review
* CDRL – Contract Data Requirements List
* CDRT – Capabilities Development for Rapid Transition
* CDS – Configuration Data Set
* CDU – Command Display Unit
* CDU – Computer Display Unit
* CE – Chemical Energy
** CE – Continuous Evaluation
* C/E – Crew/Enlisted (enlisted aircrew member)
* CEAC – Cost and Economic Analysis Center
* CECOM – Communications and Electronics Command
** CECOM – Communications-Electronics Command
* CED – Contingency Exercise Deployment
* CEFO – Combat Equipment Fighting Order (webbing contents)
* CENTCOM – Central Command
* CENTO – Central Treaty Organization or Baghdad Pact
* CEOI – Communications electronics operating instruction
* CEP – Circular error probable
* CEPSARC – Concept Experimentation Program Schedule and Review Committee
* CERDEC – Communication and Electronics Research, Development, and Engineering Center
* CERTEX – Certification Exercise
* CES – Engineer Services Regiment (Sri Lanka)
* CEPP – Controlled effect police projectile
* CET – Combat engineer tractor
* CEU – Computer electronics unit
* CEV – Combat engineer vehicle
* CF – Canadian Forces
** CF – Controlled Fragmentation
** CF – Controlled fragmentation
* CFE – Conventional forces Europe
* CFLCC – Coalition Forces Land Component Command
* CFT – Cross Functional Teams
* CFV – Cavalry Fighting Vehicle (US)
* CG – Commanding General
* CGS – Crew Gunnery Simulator
** CGS – Command and General Staff
* CHA – Cast Homogeneous Armor
* CHARM – Challenger Chieftain Armament
* CHEM – Chemical
* CHIP – Challenger Improvement Program
* CHS – Commander's Hand Station
* CI – Counter-Intelligence
** CI – Commander's Interface
* CIC – Combat Information Centre
* CIE – Clothing and Individual Equipment
* CIFV – Composite Infantry Fighting Vehicle
* CIG – Cannon Interface Gear
* CILAS – Compagnie Industrielle des Lasers
* CINC – Commander In-Chief
* CINCAFCOM – Commander-In-Chief, African Command
* CINCCENTCOM – Commander-In-Chief, Central Command
* CINCAD – Commander-In-Chief, Aerospace Defense Command
* CINCAL – Commander-In-Chief, Alaska
* CINCCFC – Commander-In-Chief, Combined Forces Command
* CINCEUR – Commander-In-Chief, Europe
* CINCHAN – Commander-In-Chief, Channel (NATO)
* CINCLANT – Commander-In-Chief, Atlantic
* CINCLANTFLT – Commander-In-Chief, Atlantic Fleet
* CINCMAC – Commander-In-Chief, Military Airlift Command
* CINCNET – Commander-In-Chief, Network
* CINCNORAD – Commander-In-Chief, North American Aerospace Defense Command
* CINCNORTH – Commander-In-Chief, Pacific
* CINCRED – Commander-In-Chief, Readiness Command
* CINCSOUTH – Commander-In-Chief, Southern Command
* CINCSTRIKE – Commander-In-Chief, Strike Command
* CINCUNC – Commander-In-Chief, United Nations Command
* CINCUNK – Commander-In-Chief, United Nations Force, Korea
* CINCUSAFE – Commander-In-Chief, U.S. Air Forces, Europe
* CINCUSAREUR – Commander-In-Chief, Army, Europe
* CINCUSNAVEUR – Commander-In-Chief, U.S. Naval Forces, Europe
* CIO – Chief Information Officer
* CIP – Combat Identification Panel
* CIPR – Concept In-Process Review
* CIS – Chartered Industries of Singapore
* CIS – Commonwealth of Independent States
* CITV – Commander's Independent Thermal Viewer (US)
* CIU – Commanders Interface Unit
* CIWS – Close-In Weapons System
* CIV – Civilian
* CJCS – Chairman, Joint Chiefs of Staff
* CJCSI – Chairman of the Joint Chiefs of Staff Instruction
* CJCSM – Chairman of the Joint Chiefs of Staff Manual
* CJTF – Commander, Joint Task Force
* CKPT – Cockpit
* CL – Light Cruiser
* CLAMS – Clear Lane Marking System (US)
* CLASS – Computerized Laser Sight System
* CLAWS – Close Combat Light Armor Weapon System (US)
** CLAWS – Container Launched Attack Weapon System
* CLM-E – Continuous Learning Modules – Engineering
* CLGP – Cannon-Launched Guided Projectile (US)
* CLOE – Common Logistics Operating Environment
* CLOS – Command to Line Of Sight
* CLS – Combat Life Support
** CLS – Contract Logistics Support
* CLU – Command Launch Unit (as used in FGM-148 Javelin)
* CM – Counter Measures
* CMD – Command
* CM – Color-Marking or "continue mission"
* CMP – Configuration Management Plan
* CMV – Combat Mobility Vehicle
* CMS – Common Missile System
** CMS – Compact Modular Sight
* CMT – Cadmium–Mercury Telluride
* CMV – Combat Mobility Vehicle (US)
* CNCE – Communications Network Control Element
* CNP – Candidate Nomination Proposals
* CNVD – Clip-on Night Vision Device
* COA – Course Of Action
* COB – Close of Business
* CO – Commanding officer
* Co – Company
* COA – Course of Action
* COB – Close of Business
* COC – Chain of Command
* COCOM – Combatant Commander
* COE – Chief of Engineers
* COG – Course Over Ground
* COI – Critical Operational Issue
* COIC – Critical Operational Issues and Criteria
* COIN – Counterinsurgency
* COM/INT – Communications/Intercept
* COMARLANT – Commander, U.S. Army Forces, Atlantic
* COMDCAEUR – Commander, Defense Communications Agency, Europe
* COMINT – Communications Jamming
* COMJTF – Commander, Joint Task Force
* COMOPTEVFOR – Commander, Operational Test and Evaluation Force
* COMSAT – Communications Satellite
* COMSEC- Communications Security
* COMVAT – Combat Vehicles Armament Technology (US)
* COMZ – Communications Zone
* CONOPS – Concept of Operations
* CONUS – Continental United States
* COP – Combat Outpost
* COS – Chief of Section
* CoS – Chief of Staff
* COSCOM – Corps Support Command (US Army)
* COTAC – Conduite de Tir Automatique pour Char (tank automatic fire)
* COTS – Commercial-Off-The-Shelf
* COV – Counter Obstacle Vehicle (US)
* COZ – Central Operations Zone
** COZ – Controlled Operations Zone
* CoZ – Counteroffensive Zone
* CP – Command Post
** CP – Concrete-Piercing
* CPAWS - Charged Particle Weapon System
* CPD – Capability Production Document
* CPDU – Computer Power Distribution Unit
* CPL – Corporal
* CPO – Civilian Personnel Office
* CPOC – Civilian Personnel Operations Center
* CPR – Common Practice Round
* CPS – Cardinal Points Specification (UK)
* CPV – Command Post Vehicle
* CPV – Commander's Panoramic Viewer
* CPVEU – Commander's Panoramic Viewer Electronics Unit
* CPVSA – Commander's Panoramic Viewer Sensor Assembly
* CPX – Command Post Exercise
* CQB – Close Quarters Battle
* CQBR – Close-Quarters Battle Receiver
* CR – Capability Requirement
** CR – Sri Lanka Army Commando Regiment
* CRB – Configuration Review Board
** CRB – Capstone Requirements Document
* C-RDAP – Civilian – Rotational Developmental Assignment Program
* CRISAT – Collaborative Research into Small Arms Technology
* CRM – Composite Risk Management (US)
* CRMP – Computer Resource Management Plan
* CROWS – Common Remotely Operated Weapon Station
* CRR – Carro de Reconhecimento Sobre Rodas (reconnaissance tracking scout car)
* CRT – Cathode Ray Tube
* CRTC – Cold Regions Test Center
* CRWG – Computer Resources Working Group
* CRU – Cable Reel Unit
* CS – Communications Subsystem
** CS – Confined Space
** CS – Communications Squadron (USAF)
* CSA – Chief of Staff (Army)
* CSAD – Commander's Situational Awareness Display
* CSC – Computer Software Concept
* CSCI – Computer Software Configuration Item
* CSB – Combat Support Boat
* CSE – Chargeable to Support Equipment
* CSF – Combined Service Forces
* CSI – computer-Synthesized Image
* CSM – Command Sergeant Major
* CSS – Combat Service Support
** CSS – Computer Sighting System
* CSSBL – Combat Service Support Battle Lab
* CSSD – Combat Service Support Detachment
* CT – Customer Test
* CTA – Case Telescoped Ammunition
* CTD – Concept Technology Demonstrator
* CTC – Combat Training Center
* CTEA – Cost and Training Effectiveness Analysis
* CTEIP – Central Test and Evaluation Improvement Program
* CTG – Cartridge
* CTI – Central Tire Inflation
* CTIS – Central Tire Inflation System
* CTO – Central Treaty Organization or Baghdad Pact
* CTP – Critical Technical Parameter
* CTSF – Central Technical Support Facility
* CTR – Close Target Recce
** CTR – Contractor
* CTRA – Carro de Transporte Sobre Rodas Anfibo (amphibious tracking scout car)
* CTT – Challenger Training Tank
* CUOPS – Current Operations
* CUP – Control Unit Panel
* CV – Commander's Vehicle
** CV – Aircraft Carrier
* CV90 – Combat Vehicle 90
* CVAST – Combat Vehicle Armament System Technology (US)
* CVC – Combat Vehicle Crewman's
* CVR-T – Combat Vehicle Reconnaissance - Tracked (UK)
* CVR-W – Combat Vehicle Reconnaissance - Wheeled (UK)
* CVRDE – Combat Vehicle Research and Development Establishment (India)
* CVT – Controlled Variable Time
* CVTTS – Combat Vehicle Targeting System
* CW – Chemical Warfare
* CWA – Chemical Warfare Agent
* CWBS – Contract Work Breakdown Structure
* CWG – Communications Working Group
* CWO – Chief Warrant Officer
* CWR – Continuous Wave radar
* CWS – Cupola Weapon Station
* CY – Calendar Year

## D

* D&O – Doctrinal and Organizational
* DA – Department of the Army
* DA – Double Action
* DAA – Designated Approving Authority
* DAB – Defense Acquisition Board
* DAC – DEFCOM Analysis Cover
* DAE – Defense Acquisition Executive
* DAES – Defense Acquisition Evaluations System
* DAG – Data Authentication Group
* DAGR – Defense Advanced GPS Receiver
* DAHA – Dual-Axis Head Assembly
* DAIG – Department of the Army Inspector General
* DA IPR – DA In-Process Review
* DAO – Double Action Only
* DAP – Designated Acquisition Program
* DAP – Distant Aiming Point
* DAPS – Dismounted Assured P(osition, Navigation, Timing,) System
* DARCOM – US Army Matériel Development and Readiness Command
* DAREOD – Damaged Airfield Reconnaissance Explosive Ordnance Disposal
* DARPA – Defense Advanced Research Projects Agency (US)
* DARPANET – DARPA Network
* DAS – Deep Air Support
* DAS Director of the Army Staff
* DAS – Defensive Aids System/suite
* DASP – Demountable Artillery Surveillance Pod
* DATO – Denial Authority To Operate
* DAU – Defense Acquisition University
* DAWIA – Defense Acquisition Workforce Improvement Act
* DB – Database
* DB – Delayed-Blowback
* DBBL – Dismounted Battle Battle Lab
* DC – Data Collector
* DC – Direct Current
* DCA – Digital Control Assembly
* DCA – Défense Contre Avions (anti-aircraft)
* DCAS – Defense Contract Administration Services
* DCB – Driver's Control Box
* DCCT – Dismounted Close Combat Trainer
* DCD – Directorate of Combat Developments
* DCG – Deputy Commanding General
* DCMA – Defense Contract Management Agency
* DCR – DOTMLPF Change Recommendation
* DCS – Diagnostic Control Software
* DD – Drivers Display
* DD – Detroit Diesel
* DD – Destroyer
* DDA – Detroit Diesel Allison
* DDS – Department of Defense Support
* DDU – Digital Display Unit
* DE – Data Element
* DEAD – Destruction of Enemy Air Defense
* DECA – Digital Electronic Control Assembly
* DEFA – direction des études et fabrications d'armement
* DEFCON – Defense Readiness Condition
* DEM/VAL – Demonstration and Validation (phase)
* DEP – Deputy
* DEPSECDEF – Deputy Secretary of Defense
* DERA – Defence Evaluation and Research Agency (UK)
* DESO – Defense Export Sales Organization (UK)
* DET – Detachment
* DEV – Developer
* DFAC – Dining Facility (US)
* DFCS – Digital Fire-Control System
* DFSV – Direct Fire Support Vehicle
* DFV – Desert Fighting Vehicle
* DDG – Guided Missile Destroyer
* DG – Door Gunner (Helicopter)
* DHA – Display Head Assembly
* DHSS – Data Handling Subsystem
* DIA – Defense Intelligence Agency (US)
* DIACAP – Department of Defense Information Assurance Certification and Accreditation Process
* DIAG – Diagnostic
* DICON – Defense Industries Corporation of Nigeria
* DID – Data Item Description
* DIMM – Dimmer
* DIP – Driver Instrument Panel
* DIPR – Detailed Test Plan in-Process Review
* DIR – Director
* DIS – Distributed Interactive Simulation
* DISA – Defense Information Systems Agency
* DISCOM – Division Support Command
* DISNET – Defense Integrated Secure Network
* DISUM – Daily Intelligence Summary
* DIVARTY – Division Artillery
* DLA – Defense Logistics Agency
* DMC – Digital Magnetic Compass
* DMR – Designated marksman rifle
* DMR – Detect, Mitigate, Recover
* DMSO – Defense Modeling and Simulation Office
* DMU – Distance Measurement Unit
* DN – Data Net
* DNRS – day/night range sight
* DoD – Department of Defense (US)
* DODD – Department of Defense Directive
* DODI – Department of Defense Instruction
* DODIG – Department of Defense Inspector General
* DOD-STD – Department of Defense Standard
* DOE – Design of Experiments
* DOIM – Directorate of Information Management (US Army)
* DOP – Department of Productivity
* DOS – Date of Separation
* DOT&E – Director, Operational Test and Evaluation
* DOTMLPF – Doctrine, Organization, Training, Materiel, Leadership and Education, Personnel and Facilities
* DOTSP – Doctrinal and Organizational Test Support Package
* DP – Data Processing
* DP – demonstration purpose
* DP – dual purpose
* DPA – Defence Procurement Agency (UK)
* DPE – Data Processing Equipment (or Element)4
* DPEO – Deputy Program Executive Officer
* DPG – Defense Planning Guidance
* DPM – Deputy Program Manager
* DPM – Deputy Project Manager
* DPM – Deputy Product Manager
* DPICM – Dual-Purpose Improved Conventional Munition (US)
* DPTR – diopter
* DPW – Directorate of Public Works
* DQT – Development Qualification Testing
* DR – Data Requirement
* DR – Decision Review
* DRA – Defence Research Agency (UK)
* DRB – Design Review Board
* DRI – Detection, Recognition, & Identification
* DRM – Director of Resource Management
* DROPS – demountable rack offloading and pick-up system
* DROS – Date of Return Overseas (US)
* DRP – Data Reduction Plan
* DRT – Design Review Team
* DS – Direct Support
* DS/GS – Direct Support/General Support
* DS/T – practice discarding sabot/tracer
* DSA – Defense Supply Agency
* DSACS – direct support armored cannon system (US)
* DSAD – Driver's Situational Awareness Display
* DSAU – Diagnostic Signal Acquisition Unit
* DSETS – direct support electrical test system
* DSM – Data Source Matrix
* DSMC – Defense Systems Management College
* DSN – Defense Switched Network
* DSNET – Defense Secure Network
* DSO – Defence Sales Organisation
* DSRV – Deep Submergence Rescue Vehicle (US)
* DSS – Direct Support System
* DSSW – Defense Services Support – Washington
* DST – Direct Support Team
* DSWS – Division Support Weapon System
* DT – Developmental Test
* DT&E – Developmental Test and Evaluation
* DTAT – Direction Technique des Armements Terrestres
* DTC – Developmental Test Command
* DTG – Date Time Group
* DTIC – Defense Technical information Center
* DTIP – Developmental Test Instrumentation Program
* DTP – Detailed Test Plan
* DTRR – Developmental Test Readiness Review
* DTT – Doctrinal and Tactical Training
* DTT – driver training tank
* DTV – Driver's Thermal Viewer
* DU – Display Unit / Detector Unit
* DU – depleted uranium
* DUA TST – Directory User Agent Tactical Support Team
* DUSA – Deputy Under Secretary of the Army
* DUSA-TE – Deputy Under Secretary of the Army for Test Evaluation
* DUSD – Deputy Under Secretary of Defense
* DUSD(ATL) – Deputy Under Secretary of Defense for Acquisition, Technology, and Logistics
* DV – demining vehicle
* DVC – Day Video Camera
* DVE – driver's vision enhancer
* DVO – Direct Vision Optics
* DVO – Driver, Vehicle, and Operator (drop zone)
* DWFK – deep water fording kit
* DZ – drop zone

## E

* EAAK – Enhanced Appliqué Armor Kit (US)
* EAC – Enhanced Attitude Control (warthog A10)
* EAS – End of Active Service
* EAOS – Enhanced Artillery Observation System
* EBG – Engin Blindé Génie (armoured combat vehicle)
* EBR – Engin Blindé de Reconnaissance (armoured reconnaissance vehicle)
* EBRC – Engine Blindé à roues de Contact
* EC – Enhanced Carbine
* ECB – Engineering and Construction Bulletins
* ECM – Electronic countermeasures
* ECOS – Enhanced Combat Optical Sight
* ECS – Environmental Control Subsystem
* ECV – Enhanced Capacity Vehicle
* EDD – Explosive Detonation Disruption
* EDS – Electric Drive System
* EFAB – Etablissement d'Etudes et de Fabrications d'Armement de Bourges
* EFC – equivalent full charge
* EFCR – equivalent full charge rounds
* EFM – Explosives Factory Maribyrnong
* EFP – Expanded Feasibility Phase
* EFP – Explosively Formed Penetrator
* EFV – Expeditionary Fighting Vehicle (New name for AAAV)
* EFVS – Electronic Fighting Vehicle System (US)
* EG – External Gun
* EGLM – Enhanced Grenade Launcher Module
* EI – Engineering and Installation
* EIS – Engineering and Installation Squadron
* EI SIT – Engineering and Installation Site Implementation Team
* ELB – Extended Life Barrel
* ELEC – Electrical, Electric
* ELEK – Electronic
* ELEX – Electronics
* ELKE – Elevated Kinetic Energy Weapon (US)
* ELSAP – Elektronische Schiessanlage für Panzer (electronic fire system for tanks)
* EM – electromagnetic
* EMALS – Electromagnetic Aircraft Launcher System
* EMC – Executive Management Committee
* EMD – Engineering and Manufacturing Development
* EMDG – Euromissile Dynamics Group
* EMEW – Electromagnet Explosive Warhead
* EMG – externally mounted gun
* EMP – electromagnetic pulse
* EMPG – Electromagnetic Pulse Grenade
* ENGESA – Engesa Engenheiros Especializados (Brazil)
* EOC – Essential Operational Capability
* EOD – Explosive Ordnance Disposal
* EOR – Explosive Ordnance Reconnaissance
* EOTS – Electro-Optical Targeting System
* EOW – End of Watch
* EPC – Electronic plane conversion
* EPC – Engin Principal de Combat (future main battle tank)
* EPG – Enhanced Performance Grenade
* EPG – European Production Group
* EPG – European Programme Group
* EPS – Electrical Power Subsystem
* EPU – Electronics Processing Unit
* ER – enhanced radiation
* ER – extended range
* ERA – explosive reactive armour
* ERA – extended range ammunition
* ERC – Engin de Reconnaissance Canon
* ERFB – extended range full-bore
* ERFB-BB – extended range full-bore – base bleed
* ERGFCDS – Extended Range Gunnery Fire-Control Demonstration System
* ERGP – extended range guided projectile
* ERMIS – Extended Range Modification Integration System
* ERP – Extended Range Projectile
* ERSC – extended range subcalibre
* ERV – emergency rescue vehicle
* ERV – Engineer Reconnaissance Vehicle
* ES – Extreme Spread
* ESAF – Electronic Safety and Arm Function
* ESD – Electronique Serge Dassault
* ESLDE – Eyesafe Laser Daylight Elbow
* ESPAWS – Enhanced Self-Propelled Artillery Weapon System (US)
* ESRS – electro-slag refined steel
* ETA – Estimated Time of Arrival
* ETC – ElectroThermal Cannon
* ETD – Estimated Time of Departure
* ETE – Estimated Time of Endurance
* ETM – Electronic Technical Manuals
* ETS – Elevated TOW System
* ETS – Engineer Tank System
* ETS – End of Term of Service (discharge date) (US)
* EW – electronic warfare
* EWK – Eisenwerke Kaiserslautern Gцppner
* EWS – external weapon station

## F

* FAAD – Forward Area Air Defense
* FAAR – AN/MPQ-49 Forward Area Alerting Radar
* FAARP – Forward Area Arming & Refueling Point
* FAASV – Field Artillery Ammunition Support Vehicle (US)
* FAC – Forward Air Control(er)
* FAC-A – Forward Air Control(er)-Airborne
* FACE – Field Artillery Computer Equipment
* FAL – Fusil Automatique Légère
* FAPDS – Frangible Armour-Piercing Discarding Sabot
* FARP – Forward Area Refueling Point
* FARS – field artillery rocket system
* FARV-A – Future Armored Resupply Vehicle – Artillery (US)
* FAST – Forward Area Support Team or Future Assault Shell Technology
* FAV – Fast Attack Vehicle (US)
* FBI – Federal Bureau of Investigation
* FBM – Fleet Ballistic Missile
* FBRV – Future Beach Recovery Vehicle (UK)
* FCC – Fire Command Centre
* FCC – Fire-Control Computer
* FCCVS – Future Close-Combat Vehicle System (US)
* FCE – fire-control equipment
* FCLV – Future Command and Liaison Vehicle (UK)
* FCS – fire-control system/subsystem
* FCS – Future Combat System
* FCU – Fire Control Unit
* FDC – fire direction centre
* FDCV – fire direction centre vehicle
* FDSWS – Future Direct Support Weapon System
* FEBA – Forward Edge of the Battle Area
* FEP – Firepower Enhancement Programme
* FET – Future Engineer Tank
* FFAR – Folding-Fin Aerial Rocket
* FFE – Fire for Effect
* FFR – Fitted For Radio
* FFSS – Future Fighting Soldier System
* FFW – Fitted For Wireless
* FG – field gun
* FH – field howitzer
* FIBUA – Fighting In Built-Up Areas
* FID – Foreign Internal Defense
* FIFV – Future Infantry Fighting Vehicle (US)
* FIRM – Floating Integrated Rail Mount
* FIS – Fuze Interface System
* FISH – Fighting In Someone's House (UK) (Colloquial. Slang term for FIBUA)
* FIST – Future Integrated Soldier Technology (UK), Fire Support Team (US)
* FISTV – Fire Support Team Vehicle (US)
* FITOW – Further Improved TOW (US)
* FLEA – Frangible Low-Energy Ammunition (i.e. a fragmentation grenade or a low-yield IED)
* FLIR – forward-looking infra-red
* FLOT – forward line of own troops
* FLSW – Future Light Support Weapon
* FM – U.S. Army Field Manuals
* FM – Titanium tetrachloride (code designation)
* FMBS – Family of Muzzle Brake/Suppressors
* FMC – Food Machinery Corporation
* FMF – Fleet Marine Force
* FMJ – Full Metal Jacket
* FMJBT – Full Metal Jacket Boat Tail
* FMJLF – Full Metal Jacket Lead Free
* FMN – Federated Mission Networking
* FMPDS – Frangible Missile Piercing Discarding Sabot
* FMS – Foreign Military Sales
* FMTV – Family of Medium Tactical Vehicles
* FN – Fabrique Nationale (Manufacturer)
* FNG – Fucking New Guy
* FO – Forward Observer
* FOB – Forward Operating Base
* FOC – Full Operational Capability
* FOD – Foreign Object Damage (i.e., damage not caused by enemy fire. Includes bugs, dirt, etc.) (Aviation)
* FOG – Fibre Optic Gyro
* FOM – Fibre Optic Missile
* FOO – forward observation officer
* FORTIS – Forward Observation and Reconnaissance Thermal Imaging System
* FOTT – Follow on to TOW
* FOV – field of view
* FPA – Focal Plane Array
* FPL – Final Protective Fire
* FRAG – fragmentation
* FRAGO – FRAGmentary Order. (see OPORD)
* FRED – Field ration eating device (Australia)
* FRES – Future Rapid Effect System
* FROG – free rocket over ground
* FS – fire support element
* FSAT - full scale aerial target
* FSCL – fire support coordination line
* FSCM – fire support coordination measure
* FSCV – fire support combat vehicle
* FSED – full-scale engineering development (US)
* FSSG – Force Service Support Group
* FST – Future Soviet Tank/Follow-on Soviet Tank
* FSV – fire support vehicle
* FSV – Future Scout Vehicle (US)
* FTA – Frangible Training Ammunition
* FTMA – Future Tank Main Armament
* FTS – Future Tank Study
* FTT – Field Tactical Trainer
* FUBAR – Fouled/Fucked Up Beyond All Reason/Recognition/Repair
* FUE – First Unit Equipped
* FUG – Felderitц Usу Gépkosci
* FV – fighting vehicle
* FV/GCE – fighting vehicle gun control equipment
* FVDD – Fighting Vehicle Development Division
* FVRDE – Fighting Vehicle Research and Development Establishment (UK)
* FVS – Fighting Vehicle System (US)
* FVSC – Fighting Vehicle Systems Carrier (US)
* FY – fiscal year

## G

* g – gramme(s)
* G – gendarmerie
* GAMA – Gun automatic multiple ammunition
* GAO – General Accounting Office
* GAP – Gun aiming post
* GBAD – Ground-based air defence
* GCE – Gun control equipment
* GCT – Grande Cadence de Tir (high rate of fire)
* GCU – Gun control unit
* GCW – Gross combined weight (not "gross combat weight"). Gross vehicle weight (GVW) plus gross trailer weight (GTW).
* GD – General Dynamics
* GDLS – General Dynamics Land Systems
* GDU – Gun display unit
* GFE – Government-furnished equipment
* GH – Gun-howitzer
* GIGN- Groupe d'intervention de la Gendarmerie Nationale ("National Gendarmerie Intervention Group")
* GIAT – Groupement Industriel des Armements Terrestres
* GL – Grenade launcher
* GLATGM – Gun launched anti-tank guided missile
* GLC – Gun lay computer
* GLDNSM – Grenade launcher day–night sight mount
* GLH-H – Ground-Launched Hellfire-Heavy (US)
* GLLD – Ground Laser Locator Designator (US)
* GLS – Gesellschaft für Logistischen Service
* GM, MVO – General Motors, Military Vehicle Operations
* GMC – General Motors Corporation
* GMG – Grenade machine gun
* GMLRS – Guided Multiple Launch Rocket System
* GMS – Gun Management System
* GND – Ground (electrical)
* GOCO – government-owned, contractor-operated (US)
* GOP – General Out Post
* GP – General purpose
* GP – guided projectile
* GPMG – General-purpose machine gun
* GPO – Gun position officer
* GPS – Global Positioning System
* GPS – Gunner's primary sight
* GPSS – Gunner's primary sight subsystem
* GR – Gajaba Regiment (Sri Lanka)
* GREM – Grenade rifle entry munition
* GRIT – Group, range, indication, type of fire
* GRU – Glavnoe Razvedyvatel'noe Upravlenie, meaning main intelligence directorate
* GSR – General staff requirement (US)
* GSRS – General support rocket system
* GSG9- Grenzschutzgruppe 9 der Bundespolizei (Border Protection Group 9 of the Federal Police)
* GSOF – Georgian Special Operations Forces
* GST – General staff target
* GST – Gesellschaft fьr System-Technik
* GTCS – Gun test and control system
* GTG – Good to go
* GTI – German tank improvement
* GTW – Gross trailer weight
* GVW – Gross vehicle weight: curb weight plus max payload weight.
* GW – Gemunu Watch (Sri Lanka)
* GW – Guided weapon

## H

* h – hour(s)
* H&K – Heckler and Koch
* HAB – Heavy Assault Bridge (US)
* HAB – Heavy Artillery Brigade (UK)
* HAG – Heavy Artillery Gun
* HAHO – High Altitude High Opening
* HALO – High Altitude Low Opening, High Activity/Low Observable
* HAMS – Headquarters and Maintenance Squadron – Marine Aircraft Group (USMC)
* HAWK – Homing-All-the-Way-Killer (US)
* HB – heavy barrel
* HBAR – Heavy Barrel Assault Rifle
* HC – Hexachloroethane/zinc
* HC – high-capacity
* HC – Hollow Charge
* HCER – high-capacity extended range
* HCHE – high-capacity high-explosive
* HCT – HOT Compact Turret
* HDS – HOLOgraphic Diffraction Sight
* HE – high-explosive
* HE-APERS – high-explosive anti-personnel
* HE-FRAG – high-explosive fragmentation
* HE-FRAG-FS – high-explosive fragmentation – fin-stabilised
* HE-FS – high-explosive – fin-stabilised
* HE-S – high-explosive spotting
* HE-T – high-explosive tracer
* HE/PR – high-explosive practice
* HEAA – High-Explosive Anti-Armour
* HEAB – High-Explosive Air Burst
* HEAP – High-Explosive Armor-Piercing
* HEAP-T – high-explosive anti-personnel – tracer
* HEAT – high-explosive anti-tank
* HEAT-FS – high-explosive anti-tank fin-stabilised
* HEAT-MP – high-explosive anti-tank multipurpose
* HEAT-MP(P) – high-explosive anti-tank multipurpose (practice)
* HEAT-T – high-explosive anti-tank – tracer
* HEAT-T-HVY – high-explosive anti-tank – tracer – heavy
* HEAT-T-MP – high-explosive anti-tank – tracer – multipurpose
* HEAT-TP-T – high-explosive anti-tank – target practice – tracer
* HED-D – Hybrid Electric Drive – Demonstrator
* HEDP – high-explosive dual-purpose
* HEER – High-Explosive Extended Range (US)
* HEF – high-explosive fragmentation
* HEFT – High-Explosive Follow Through
* HEI – high-explosive incendiary
* HEIAP – High-explosive incendiary/armor-piercing ammunition
* HEIT – high-explosive incendiary tracer
* HEL – High-Energy Laser (US)
* HEL – Human Engineering Laboratory (US)
* HELP – Howitzer Extended Life Program (US)
* HEMAT – Heavy Expanded Mobility Ammunition Trailer (US)
* HEMP – High-Explosive Multi-Purpose
* HEMTT – Heavy Expanded Mobility Tactical Truck (US)
* HEP – high-explosive plastic
* HEP-T – high-explosive practice – tracer
* HEPD – high-explosive point detonating
* HERA – high-explosive rocket-assisted
* HESH – high-explosive squash head
* HESH-T – high-explosive squash head – tracer
* HET-PF – high-explosive tracer – percussion fuze
* HETF – High Explosive Time Fuzed
* HETS – Heavy Equipment Transport System
* HFCC – Howitzer Fire-Control Computer (US)
* HFHTB – Human Factors Howitzer TestBed (US)
* HFM – Heavy Force Modernisation (US)
* HIFV – Heavy Infantry Fighting Vehicle
* HIMAG – High-Mobility Agility Test Vehicle (US)
* HIMARS – High-Mobility Artillery Rocket System (US)
* HIP – Howitzer Improvement Program (US)
* HIRE – Hughes Infrared Equipment
* HITP – High-Ignition Temperature Propellant
* HIU – Heading Indicator Unit
* HMC – Howitzer Motor Carriage
* HMD – Helmet-Mounted Display
* HMG – Heavy Machine Gun
* HMH – Marine Heavy Helicopter Squadron
* HMLC – High-Mobility Load Carrier
* HML/A – Marine Light/Attack Helicopter Squadron
* HMM – Marine Medium Helicopter Squadron
* HMMWV – High Mobility Multipurpose Wheeled Vehicle
* HMX – Marine Special Mission Helicopter Squadron
* HOE – Holographic Optical Element
* HOT – Haute subsonique Optiquement Téléguidé
* How – Howitzer
* HP – High Power; Hollow Point
* hp – Horsepower
* HPFP – High-Performance Fragmentation Projectile
* HPS – Helmet Pointing System (or Sight)
* HPT – high-pressure test
* HRST – Helicopter Rope Suspension Technique
* HRU – Heading Reference Unit
* HS – Headquarters Squadron – Marine Wing Support Group (USMC)
* HSS – Hunter Sensor Suite
* HSTV(L) – High-Survivability Test Vehicle (Lightweight) (US)
* HTTB – High-Technology TestBed (US)
* HUD – Head-up display
* HVAP – high-velocity armour-piercing
* HVAP-T – high-velocity armour-piercing tracer
* HVAPDS – high-velocity armour-piercing discarding sabot
* HVAPDS-T – high-velocity armour-piercing discarding sabot – tracer
* HVAPFSDS – high-velocity armour-piercing fin-stabilised discarding sabot
* HVCC – High Velocity Canister Cartridge
* HVM – Hypervelocity Missile
* HVSS – horizontal volute spring suspension
* HVSW – Hypervelocity Support Weapon
* HVTP-T – high-velocity target practice – tracer
* HWSTD – High Water Speed Technology Demonstrator
* HYPAK – Hydraulic Power Assist Kit

## I

* I – Incendiary
* IAF – Indian Air Force
* IAFV – infantry armoured fighting vehicle
* IAI – Israel Aircraft Industries
* IAL – Infrared Aiming Light
* IASD – Instant Ammunition Selection Device
* IBAS – Improved Bradley Acquisition System
* ICBM – Intercontinental ballistic missile
* ICC – information co-ordination centre
* ICM – Improved Conventional Munition
* ICM – BB improved conventional munition base bleed
* ICV – Infantry Combat Vehicle
* IDF – Israel Defense Forces
* IDF – Indirect fire
* IDW – Individual Defence Weapon
* IED – Improvised Explosive Device
* IEPG – Independent European Program Group
* IFCS – Improved/Integrated Fire-Control System
* IFF – Identification Friend or Foe
* IFV – infantry fighting vehicle
* IFVwCM – Infantry Fighting Vehicle with Integrated Countermeasures (US)
* IGLS – Individual Grenade Launcher System
* II – image intensification/intensifier
* IIR – Imaging Infra-Red
* ILL – illuminating
* ILMS – Improved Launcher Mechanical System
* ILS – Integrated Logistic Support
* IM – Insensitive Munition(s)
* IMMLC – Improved Medium Mobility Load Carrier
* IMSC – International Maritime Security Construct
* IMU – Inertial Measurement Unit
* INSAS – Indian Small Arms System
* InSb – Indium-antimonide
* INS -Indian Naval ship
* IOC – initial operational capability
* IOF – Indian Ordnance Factory
* IPB – Intelligence Preparation of the Battlefield
* IPF – Initial Production Facility
* IPO – International Programme Office
* IPPD – Integrated Product Process Development
* IR – Infra-Red
* IRBM – Intermediate-range ballistic missile
* IRU – Inertial Reference Unit
* IS – internal security
* ISD – In Service Date
* ISGU – Integrated Sight and Guidance Unit
* ISR – Intelligence Surveillance and Reconnaissance
* ISU – Integrated Sight Unit
* ISV – Internal Security Vehicle
* ITAS – Improved Target Acquisition System
* ITOW – Improved TOW
* ITPIAL – Infra-red Target Pointer/Illuminator/Aiming Laser
* ITT – Invitation To Tender
* ITV – Improved TOW Vehicle (US)
* IVPDL – Inter-Vehicle Positioning and Data Link (US)
* IWAT Insurgency Weapons And Tactics
* IW – Individual Weapon
* IWS – Improved Weapon System

## J

* JASDF – Japan Air Self-Defense Force
* JBMoU – Joint Ballistic Memorandum of Understanding
* JDAM – Joint Direct Attack Munition
* JERRV – Joint Engineer Rapid Response Vehicle
* JGSDF – Japan Ground Self-Defense Force
* JHP – Jacketed hollow point
* JMAC – Joint Medium-calibre Automatic Cannon
* JMSDF – Japan Maritime Self-Defense Force
* JOIR – Joint Operations Information Range
* JPO – Joint Project Office
* JSC – Joint Steering Committee
* JSCS – Joint Service Combat Shotgun
* JSDF – Japan Self-Defense Force
* JSOC – Joint Special Operations Command
* JSP – Jacketed Soft Point
* JSSAMP – Joint Services Small Arms Master Plan
* JSSAP – Joint Service Small Arms Program
* JTIDS – Joint Tactical Information Distribution System

## K

* KAAV – Korean Armoured Amphibious Vehicle
* KAC – Knight's Armament Company
* KE – Kinetic energy
* KEC – Kaman Electromagnetics Corporation
* KEM – Kinetic Energy Missile (US)
* kg – kilogramme(s)
* KHA – Killed Hostile Action (US Vietnam War)
* KIA – Killed in Action
* KIFV – Korean Infantry Fighting Vehicle
* KNHA – Killed Non-Hostile Action (US Vietnam War)
* KPA – Korean People's Army

## L

* LAAG – light anti-aircraft gun
* LAAM – Light Anti-Aircraft Missile
* LCAC – Landing Craft Air Cushion
* LAD – light aid detachment
* LADS – light air defense system (US)
* LAG – Light Artillery Gun
* LALO – Low Altitude Low Opening
* LAM – Laser Aiming Module
* LAPES – Low-Altitude Parachute Extraction System
* LAR – Light Automatic Rifle
* LASER – Light Amplification by Stimulated Emission of Radiation
* LASIP – Light Artillery System Improvement Plan
* LATS – Light Armoured Turret System
* LAU – Light Armoured Unit
* LAV – Light Armored Vehicle (US)
* LAV – Light Assault Vehicle (US)
* LAV-AD – Light Armored Vehicle – Air Defense
* LAW – Light Anti-tank Weapon
* LB – Long Barrel
* LC – Laser Collimator
* LCD – Liquid crystal display
* LCS – Loader Control System
* LCU – Landing Craft Utility
* LCV – Light Contingency Vehicle (LCV) (US)
* LD – Low drag, Line of Departure
* LE – Law Enforcement
* LED – light emitting diode
* LEP – Life Extension Programme
* LEU – Launcher Erector Unit
* LF – ATGW Light Forces' Anti-Tank Guided Weapon
* LF – Linked Feed
* LFA – Low Flying Area
* LFHG – Lightweight Fragmentation Hand Grenade
* LFL – Light Fighter Lethality
* LIA – Linear Induction Accelerator
* LIC – Low Intensity Conflict
* LIMAWS – Lightweight Mobile Artillery Weapon System
* LION – Lightweight Infra-red Observation Night sight
* LIW – Lyttleton Engineering Works
* LKP – Loader Keyboard Panel
* LLAD – low-level air defence
* LLLTV – low light level television
* LLM – Launcher Loader Module
* LMAW – Light Multi-purpose Assault Weapon
* LMG – Light Machine Gun
* LNS – Land Navigation System
* LNS – Laying and Navigation System
* L/O – Liaison Officer
* LOAL – Lock-On After Launch
* LOBL – Lock-On Before Launch
* LOC – Line Of Communication
* LOLEX – Low-altitude parachute-extraction system
* LOS – Line Of Sight
* LOSAT – Line Of Sight Anti-Tank
* LOSBR – Line Of Sight Beam Riding
* LP – Liquid Propellant
* LP – Listening Post
* LPC – Launch Pod Container
* LPC – Launcher Pod Carrier
* LPG – Liquid Propellant Gun
* LPO – Leading Petty Officer
* LPT – Low-Profile Turret
* LPTS – Lightweight Protected Turret System
* LR – Long Rifle
* LR – Long-Range
* LRAR – Long Range Artillery Rocket
* LRASS – Long-Range Advanced Scout System
* LRAT – long-range anti-tank
* LRBB – long-range base bleed
* LRD – Long Range Deflagrator
* LRF – laser rangefinder
* LRF – Low Recoil Force
* LRHB – long-range hollow base
* LRIP – Low-Rate Initial Production
* LRM – Laser Rangefinder Module
* LRN – Lead Round Nose
* LRN – Low Recoil NORICUM
* LRRP – Long Range Reconnaissance Patrol
* LRSA – Long Range Sniper Ammunition
* LRSU – Long Range Surveillance Unit
* LRU – Launcher Replenishment Unit
* LRU – Line Replacement Unit
* LRU – Line-Replaceable Unit
* LSAT- Lightweight Small Arms Technologies
* LSB – Landing Support Battalion
* LSO – Landing signal officer
* LSS – Lightweight Shotgun System
* LSVW – Light Support Vehicle, Wheeled (Canada)
* LSW – Light Support Weapon
* LTA – Launch Tube Assembly
* LTD – Laser Target Designator
* LTFCS – Laser Tank Fire-Control System
* LTP – Laser Target Pointer, Luminesant Training Projectile
* LUTE – Lightweight Uncooled Thermal Imager Equipment
* LVA – landing vehicle assault (US)
* LVS – Lightweight Video Sight
* LVT – Landing Vehicle Tracked (US)
* LVTC – Landing Vehicle Tracked Command (US)
* LVTE – Landing Vehicle Tracked Engineer (US)
* LVTH – Landing Vehicle Tracked Howitzer (US)
* LVTP – Landing Vehicle Tracked Personnel (US)
* LVTR – Landing Vehicle Tracked Recovery (US)
* LWC – Lead Wad Cutter
* LWIR – Long Wave Infrared
* LWL – LightWeight Launcher
* LWML – LightWeight Multiple Launcher
* LWMMG – LightWeight Medium Machine Gun
* LWMS – LightWeight Modular Sight
* LWS – laser warning system
* LWT – light weapon turret
* LZ – landing zone
* LRW – Light Repair Works (Indian Army)

## M

* m – metre(s)
* m/s – metres per second
* MAB – Marine Amphibious Brigade
* MABS – Marine Air Base Squadron
* MAC – Medium Armored Car (US)
* MAC – Military Airlift Command
* MACS – Modular Artillery Charge System
* MACS – Marine Air Control Squadron
* MADLS – Mobile Air Defence Launching System
* MAF – Marine Amphibious Force
* MAG – Marine Aircraft Group
* MAGTEC – Marine Air/Ground Training & Education Command
* MAGTF – Marine Air/Ground Task Force
* MAHEM – Magnetohydrodynamic Explosive Munition
* MALOS – Miniature Laser Optical Sight
* MALS – Marine Air Logistics Squadron
* MAMBA – Mobile Artillery Monitoring Battlefield Radar
* MANPADS – Man Portable Air Defense System
* MAOV – Mobile Artillery Observation Vehicle
* MAP – Military Aid Programme
* MAPS – Modular Azimuth Position System
* MAR – Micro Assault Rifle
* MARDI – Mobile Advanced Robotics Defence Initiative (UK)
* MARDIV – Marine Division (US)
* MARS – Military Amateur Radio Station
* MARS – Mini Assault Rifle System
* MARS – Multi-purpose Aiming Reflex Sight
* MARS – Multiple Artillery Rocket System
* MASS – Marine Air Support Squadron
* MATCS – Marine Air Traffic Control Squadron
* MATSG – Marine Air Training Support Group
* MAU(SOC) – Marine Amphibious Unit (Special Operations Capable)
* MAV – maintenance assist vehicle
* MAVD – MLRS Aim Verification Device
* MAW – Marine Air Wing (US)
* MBA – main battle area
* MBB – Messerschmitt-Bцlkow-Blohm
* MBC – Mortar Ballistic Computer
* MBF – Multiple-barrel firearm
* MBT – main battle tank
* MCISRE – Marine Corps Intelligence, Surveillance, and Reconnaissance Enterprise
* MCLOS – Manual Command to Line Of Sight
* MCRV – Mechanised Combat Repair Vehicle
* MCS – Microclimate Conditioning System
* MCS – modular charge system
* MCSK – Mine Clearance System Kit (US)
* MCT – Medium Combat Tractor (US)
* MCT – Mercury Cadmium Telluride
* MCV – Mechanised Combat Vehicle
* MCWL – Marine Corps Warfighting Laboratory
* MCWS – Minor Caliber Weapons Station (US)
* MDB – Multi Domain Battle
* MDMP – Military Decision Making Process
* MDU – Map Display Unit
* MEB – Marine Expeditionary Brigade
* MEDEVAC – Medical Evacuation
* MEF – Marine Expeditionary Force
* MENS – Mission Element Need Statement (US)
* MEP – Modular Explosive Penetrator
* MEPS – Military Entrance Processing Station
* METO – Middle East Treaty Organisation; CENTO or Baghdad Pact
* METL – Mission Essential Task List
* METT-TC – Mission, Enemy, Terrain and weather, Troops and support available—Time available, Civilians
* METT-TSL – Mission, Enemy, Terrain and weather, Troops and fire support available – Time available, Space, Logistics
* MEU – Marine Expeditionary Unit
* MEU(SOC) – Marine Expeditionary Unit (Special Operations Capable)
* MEV – medical evacuation vehicle (US)
* MEWS – Mobile Electronic Warfare System
* MEWSS – Mobile Electronic Warfare Support System
* MF – multifunction
* MFC – Mortar Fire Control(ler)
* MFCS – Multi-Fire Control System/Mortar Fore Control System
* MFCV – Missile Fire-Control Vehicle
* MFF – munition filling factory
* MG – machine gun
* MGB – Medium Girder Bridge
* MGL – Multiple Grenade Launcher
* MGS – Mobile Gun System
* MGTS – MultiGun Turret System
* MGU – Mid-course Guidance Unit
* MI – Military Intelligence
* MIA – Missing In Action
* MICOM – Missile Command (US)
* MICV – Mechanised Infantry Combat Vehicle
* MILAN – Missile d'Infantrie Léger Antichar (light infantry anti-tank missile)
* MILDEC – Military deception
* MILES – Multiple Integrated Laser Engagement System (US)
* MILSPEC – Military Specification
* MILSTD – MILitary STANdard
* MILSTAR – MILitary Strategic and Tactical Relay (US)
* MIPS – Medium Integrated Propulsion System (US)
* MIR – Mechanized Infantry Regiment (Sri Lanka)
* MIRV – Multiple independently targetable reentry vehicle
* MLA – Manufacturing Licence Agreement
* MLC – Military Load Class
* MLC – Modular Load Carrier
* MLF – Marine Logistics Force
* MLR – Marine Littoral Regiment
* MLI – Mid-Life Improvement
* MLO – Muzzle Loaded Ordnance
* MLRS – Multiple Launch Rocket System (US)
* mm – millimetre(s)
* MMBF – mean miles between failures
* MMG – Medium Machine Gun
* MMS – mast-mounted sight
* MMS – Modular Mounting System
* MNVD – Monocular night vision device
* MoA – Memorandum of Agreement
* MOA – Minute Of Angle
* MoD – Ministry of defence
* MODA – Ministry of Defence and Aviation
* MOLF – Modular Laser Fire Control (Germany)
* MOLLE – Modular lightweight load-carrying equipment
* MOPP – Mission Oriented Protective Posture (US)
* MOS – Military occupational specialty (US)
* MoU – Memorandum of Understanding
* MOUT – Military Operations in Urban Terrain (urban warfare) (US)
* MP – Machine Pistol
* MP – Military police
* MPBAV – MultiPurpose Base Armoured Vehicle
* MPC – MultiPurpose Carrier (Netherlands)
* MPDS – Missile Piercing Discarding Sabot
* MPGS – Mobile Protected Gun System (US)
* MPI – Mean Point of Impact
* MPIM – MultiPurpose Individual Munition
* MPM – MultiPurpose Munition
* MPS – Maritime Prepositioning Ships (US)
* MPV – Multi-Purpose Vehicle
* MPWS – Mobile Protected Weapon System (US)
* MR – Medium Range
* MRAP – Mine Resistant Ambush Protected (Vehicle)
* MRAR – MultiRole Assault Round
* MRAV – MultiRole Armoured Vehicle
* MRBF – mean rounds before failure
* MRBS – mean rounds between stoppages
* MRE – Meal Ready to Eat
* MRS – multiple rocket system
* MRS – muzzle reference system
* MRSI – Multiple Round Simultaneous Impact
* MRV(R) – Mechanised Recovery Vehicle (Repair)
* MRVR – Mechanised Repair and Recovery Vehicle (US)
* MSSG – MAU/MEU Service Support Group (USMC)
* MSL – Missile
* MSLEX – Missile exercise
* MSR – Missile Simulation Round
* MSR – Main supply route
* MSTAR – Man-portable Surveillance and Target Acquisition Radar
* MSV – Modular Support Vehicle
* MT – mechanical time
* MTB – Mobility TestBed
* MTBF – Mean Time Between Failure
* MTI – moving target indication
* MTL – Materials Technology Laboratory (US)
* MTR – Mobile Test Rig (US)
* MTSQ – mechanical time and super-quick
* MTSQ – Mechanical Time Semi-Quick
* MTU – Motoren- und Turbinen-Union
* MTVL – mobile tactical vehicle light
* MUGS – Multipurpose Universal Gunner Sight
* MULE – Modular Universal Laser Equipment (US)
* MUSS – Multifunctional Selfprotection System
* MV – muzzle velocity
* MVEE – Military Vehicles and Engineering Establishment (UK)
* MVRS – Muzzle Velocity Radar System
* MWCS – Marine Wing Communications Squadron
* MWHS – Marine Wing Headquarters Squadron
* MWS – Manned Weapon Station (US)
* MWS – Modular Weapon System
* MWSG – Marine Wing Support Group
* MWSS – Marine Wing Support Squadron

## N

* NAS – Naval Air Station
* NATO – North Atlantic Treaty Organization
* NAVSEA – Naval Sea Systems Command
* NBC – Nuclear, Biological, Chemical
* NBMR – NATO Basic Military Requirement
* NCIS – Naval Criminal Investigative Service (US)
* NCO – Non-Commissioned Officer (US, E-4 – E-9)
* NCOIC – Non-Commissioned Officer In Charge
* NDI – Non-developmental item
* NDU – Navigation Display Unit
* NFOV – Narrow Field Of View
* NG – New/Next Generation
* Ni/Cd – Nickel Cadmium
* NLAW – Next Light (weight) Anti-armour Weapon
* NLOS-C – Non-Line Of Sight-Cannon
* NLOS-M – Non-Line Of Sight-Mortar
* NOD(s) – Night Observation Device(s)
* NOE – Nap-of-the-earth
* NOTAM – Notice to Airmen
* NPAWS - Neutral Particle Weapon System
* NRF – NATO Response Force
* NS – Network Services
* NTC – National Training Center (USA)
* NUGP – nominal unit ground pressure
* NV – Night Vision
* NVD – Night Vision Device
* NVE – Night Vision Equipment
* NVESD – Night Vision and Electronic Sensors Directorate
* NVG – Night Vision Goggle
* NVS – Night Vision System
* NZDF – New Zealand Defence Force
* NZEF – New Zealand Expeditionary Force (in WWI & WWII)
* NZSAS – New Zealand Special Air Service

## O

* OBR – Optical Beam-Riding
* OCC – Obus à Charge Creusé (shaped-charge shell)
* OCOKA – Observation and fields of fire, Cover and concealment, Obstacles, Key terrain, and Avenues of Approach.
* OCSW – Objective Crew-Served Weapon
* OCU – Operational Centre Unit
* ODE – Ordnance Development and Engineering (Singapore)
* OEG – Occluded Eye Gunsight (a type of Collimator sight)
* OEO – optical and electro-optical
* OFSA – Objective Family of Small Arms
* OFSA – One Size Fits All
* OFW – Objective Force Warrior
* OHWS – Offensive Hand Weapon System
* OIC – Officer In Charge
* OICW – Objective Individual Combat Weapon
* OLF – Operational Low Flying
* OOTW – Operations Other Than War
* OP – Observation post
* OP – Operators Panel
* OPCON – OPerational CONtrol
* OPDW – Objective Personal Defense Weapon
* OPFOR – OPposing FORces
* OPORD – OPerations Order
* OPSEC – OPerational SECurity
* OPV – Observation Post Vehicle
* OSW – Objective Sniper Weapon
* OSC – Operation Strategy Command
* OSS (USAF) – Operational Support Squadron
* OSW (USAF) – Operational Support, Weather
* OT – operational test
* OTA – overflight top attack
* OTEA – Operational Test and Evaluation Agency (US)

## P

* P – How pack howitzer
* P-38 — P-38 can opener (US)
* P3I – Pre-Planned Product Improvements
* PAR – pulse acquisition radar
* PARA – Parachute Regiment
* PARAMIL – Paramilitary
* PAT – power-assisted traverse
* PAWPERSO – Protection, Ammunition, Weapon, Personal Equipment, Radio, Specialist Equipment, Orders
* PC – Personal Computer
* PCB – printed circuit board
* PCC – Police Compact Carbine
* PCI – Pre-combat inspection
* PD – Point Defense
* PD – point detonating
* PD – Point of Departure
* PDNA – Positioning Determining/Navigation Unit
* PDRR – Program Definition and Risk Reduction
* PDW – Personal Defence Weapon
* PE – MoD Procurement Executive (UK)
* PE – Peace Enforcement (US DoD)
* PEC – Printed Electronic Circuits
* PENAID – Penetration aid
* PFD – proximity fuze disconnector
* PFHE – prefragmented high-explosive
* PLF – protective line of fire
* PFPX – prefragmented proximity fuzed
* PGMM – Precision Guided Mortar Munition
* PH – Probability of Hit
* Pi – Probability of incapacitation
* PIAT – Projector, Infantry, Anti Tank
* PIBD – Point Initiating Base Detonated
* PID – Positive Identification
* PIE – pyrotechnically initiated explosive
* PIP – Product Improvement Programme
* PL – Phase Line
* PLA – People's Liberation Army
* PLAAF – People's Liberation Army Air Force
* PLAGF – People's Liberation Army Ground Force
* PLAN – People's Liberation Army Navy
* PLANAF – People's Liberation Army Naval Air Force
* PLANMC – People's Liberation Army Navy Marine Corps
* PLARF – People's Liberation Army Rocket Force
* PLARS – Position Location And Reporting System (US)
* PLASSF – People's Liberation Army Strategic Support Force
* PLC – Programmable Logic Control
* PLOS – Predicted Line Of Sight
* PLS – Palletized Load System (US)
* PM – porte mortier (mortar carrier)
* PM – Product Manager
* PMCS – Preventative Maintenance Checks and Services
* PMEE – Prime Mission Electronic Equipment (USAF)
* PMO – Program Management Office (US)
* PMO – Provost Marshall's Office
* PMOD – Platform Modifications
* PMS – Pedestal-Mounted Stinger
* PNU – Position Navigation Unit
* PM WIN-T – Project Manager Warfighter Information Network-Tactical
* POA&M – Plan Of Action & Milestones
* POF – Pakistan Ordnance Factory
* POG – Person other than Grunt
* POS – Postes Optiques de Surveillance
* POW – Prisoner of War
* PPG – PT Parade Games (Bangladesh Cadet Colleges)
* PPI – plan position indicator
* PPS – Precise Positioning Service
* PPV – Protected Patrol Vehicle
* PRAC – practice
* PRAC-T – practice tracer
* PRESAR – Preparation, React to enemy fire, Establish enemy position, Suppress the enemy, Assault, Reorg
* PRI – projector reticle image
* PRP – Personnel Reliability Program (screening and monitoring of individuals with access to "special" weapons)
* PSBC – Platoon Sergeant's Battle Course
* PSD – Propulsion System Demonstrator
* PSO – Peace Support Operations
* PSS – Primary Sight System
* PTI – Physical Training Instructor
* PTO – power take-off
* PVP – Petit Véhicule Protégé
* PW – Prisoner of War
* PWI-SR(GR) – Panser Wagen Infanterie-Standaard (Groep)
* PWP – Plasticised White Phosphorus
* PWR – Power

## Q

* QCB – Quick Change Barrel
* QE – Quadrant Elevation
* QRF – Quick Reaction Force
* QTOL – Quiet Take Off And Landing

## R

* RA – Royal Artillery
* RAA – Royal Australian Artillery
* RAAM – Rifle-launched Anti-Armour Munition
* RAAMS – Remote Anti-Armor Mine System (US)
* PABD – Pay Entry Base Date
* RAC – Royal Armoured Corps
* RADIRS – Rapid Deployment Multiple Rocket System (US)
* RAAF – Royal Australian Air Force
* RAE – Royal Aircraft Establishment, Royal Aircraft Establishment (Farnborough)
* RAE – Royal Australian Engineers, Australian Combat Engineers
* RAF – Royal Air Force
* RAM-D – reliability, availability, maintainability and durability
* RAN – Royal Australian Navy
* RAO – Rear Area Operations
* RAP – Regimental Aid Post
* RAP – rocket-assisted projectile
* RAPI – Reactive Armour Protection
* RARDE – Royal Armament Research and Development Establishment (UK)
* RATAC – Radar de Tir pour L'Artillerie de Campagne (radar for field artillery fire)
* RATELO – Radio Telephone Operator
* RAW – Rifleman's Assault Weapon
* RBL – Range and Bearing Launch
* RBOC – Rapid Bloom Offboard Chaff
* RC/MAS – Reserve Component/Modified Armament System
* RCAAS – Remote-Controlled Anti-Armor System (US)
* RCAF – Royal Canadian Air Force
* RCC – ROLAND Coordination Center (US)
* RCWS – Remote-Controlled Weapon Station
* RCL – Recoilless rifle
* RCN – Royal Canadian Navy
* RCS – Radar Cross Section
* RCT – Regimental Combat Team
* RCT – Royal Corps of Transport
* RCV – Robotic Command Vehicle
* RDF – Rapid Deployment Forces
* RDF/LT – Rapid Deployment Force Light Tank (US)
* RDJTF – Rapid Deployment Joint Task Force (US)
* RDT&E – Research Development Test and Evaluation
* REME – Royal Electrical and Mechanical Engineers
* REMF – Rear Echelon Mother Fucker
* RF – Rimfire
* RFA – Royal Field Artillery or Royal Fleet Auxiliary
* RFAS – Russian Federation and Associated States
* RFC – Royal Flying Corps
* RFI – request for information
* RFP – request for proposals
* RFPI – Rapid Force Projection Initiative
* RFQ – Request For Quotations
* RGGS – Rifle Grenade General Service
* RHA – rolled homogeneous armour
* RHA – Royal Horse Artillery
* RIN – the former Royal Indian Navy
* RIO – Radar Intercept Officer
* RIS – Rail Interface System
* RISE – Reliability Improved Selected Equipment
* RLC – Royal Logistic Corps
* RLEM – Rifle-Launched Entry Munition
* RLG – Ring Laser Gyro
* RLT – Regimental Landing Team
* RMG – ranging machine gun
* RN – Royal Navy
* RNZAF – Royal New Zealand Air Force
* RNZN – Royal New Zealand Navy
* RO – Royal Ordnance
* ROBAT – Robotic Counter-Obstacle Vehicle (US)
* RoC – Republic of China
* ROC – required operational characteristics
* ROE – Rules Of Engagement
* ROF – Royal Ordnance Factory (UK)
* ROF – Rate of fire
* RoK – Republic of Korea
* RoKMC – Republic of Korea Marine Corps
* RoKIT – Republic of Korea Indigenous Tank
* ROR – range only radar
* ROTA – Royal Ordnance Training Ammunition
* RP – Red phosphorus
* RP – rocket-propelled
* RP – Regimental police
* RPC – Rocket Pod Container
* RPG – Rocket-propelled grenade
* RPG – Ruchnoy Protivotankovy Granatomyot
* RPV – Remotely piloted vehicle
* RR – Recoilless rifle
* RRPR – Reduced Range Practice Rocket
* RRT – Radio Recon Team
* RRTR – Reduced Range Training Round
* RSAF – Royal Small Arms Factory (UK) (now closed)
* RSN – Role Specialist Nation (US & NATO)
* RSS – Rosette Scanning Seeker
* RTE – Rifle Team Equipment
* RTO – Radio/Telephone Operator
* RTOL – Reduced Take Off and Landing
* RTT – Roues Transporteur de Troupes
* RUC – Royal Ulster Constabulary
* RV – Rendezvous/Rendezvous point
* RWS – Remote weapon system (or station)
* RWR – Radar Warning Receiver

## S

* s – second(s)
* S&W – Smith & Wesson
* SA – Situation Awareness
* SABCA – Société Anonyme Belge de Constructions Aéronautiques
* SABR – Selectable Assault Battle Rifle
* SABS – Stabilizing Automatic Bomb Sight
* SAC – Small Arms Collimator
* SACLOS – Semi-Automatic Command to Line Of Sight
* SADA – Standard Advanced Dewar Assembly
* SADARM – Sense And Destroy Armor (US)
* SADF – South African Defence Force
* SADM – Special Atomic Demolition Munition
* SAE – Society of Automotive Engineers
* SAF – Small Arms Fire
* SAFCS – Small Arms Fire Control System
* SAFIRE – Surface-to-Air Fire
* SAL – semi-active laser
* SAL – search and locate
* SAM – surface-to-air missile
* SAMM – Société d'Applications des Machines Motrices
* SANDF – South African National Defence Force
* SANG – Saudi Arabian National Guard
* SAP – Semi-Armour-Piercing
* SAPHEI – Semi-Armour-Piercing High Explosive Incendiary
* SAPI – semi-armour-piercing incendiary or Small Arms Protective Insert
* SAR – Search and Rescue
* SAS – Special Air Service
* SASR – Special Air Service Regiment
* SAS-EAS – Sealed Authenticator System – Emergency Action Procedures (Nuclear Weapons Release Control)
* SASR – Special Application Sniper Rifle
* SAT – Small Arms Trainer
* SATCP – Système Anti-aérien à Très Courte Portée (very short-range anti-aircraft system)
* SAVA – Standard Army Vectronics Architecture
* SAW – Squad Automatic Weapon
* SAWS – Squad Automatic Weapon System
* SB – Short Barrel
* SCORE – Stratified Charge Omnivorous Rotary Engine
* SCC – Sea Cadet corps
* SD – self-destruct(ion)
* SEAD – Suppression of Enemy Air Defenses
* SEAL – Sea/Air/Land
* SEALOCK – Search, Locate, and Communicate or Kill
* SEATO – Southeast Asia Treaty Organisation
* SECFOR – Security forces
* SECGUARD – Security guard
* SEME – School of Electrical and Mechanical Engineering
* SEN – shell extended range NORICUM
* SEP – Soldier Enhancement Programme
* SF – Special Forces (US/UK)
* SFCS – Simplified Fire-Control System
* SFIM – Société de Fabrication d'Instrument de Mesure
* SFIRR – solid fuel integral rocket/ramjet
* SFM – Sensor Fuzed Munitions
* SFMG – Sustained Fire Machine Gun
* SFSW – Special Forces Support Weapon
* SFW – Special Forces Weapon
* SGTS – Second-Generation Tank Sight
* SHAPE – Supreme Headquarters Allied Powers Europe
* SH/PRAC – squash head practice
* SHORAD – Short-Range Air Defence System
* shp – shaft horsepower
* SIC – Second in Command
* SICPS – Standard Integrated Command Post Systems
* SINCGARS – Single Channel Ground/Air Radio System
* SIP – System Improvement Plan/Programme
* SIPS – Small Integrated Propulsion System
* SITREP – Situation Report
* SJFN – Semi-Jacketed Flat Nose
* SJHP – Semi-Jacketed Hollow Point
* SKOT – Sredni Kolowy Opancerzny Transporter (armoured personnel carrier)
* SLA – Sri Lanka Army
* SLAC – Sri Lanka Armoured Corps
* SLAF – Sri Lanka Air Force
* SLAGSE – Sri Lanka Army General Service Corps
* SLAOC – Sri Lanka Army Ordnance Corps
* SLAP – saboted light armor penetrator
* SLAPC – Sri Lanka Army Pioneer Corps
* SLASC – Sri Lanka Army Service Corps
* SLAW – Shoulder-Launched Assault Weapon
* SLAWC – Sri Lanka Army Women's Corps
* SLCG – Sri Lanka Coast Guard
* SLCMP – Sri Lanka Corps of Military Police
* SLE – Sri Lanka Engineers
* SLEME – Sri Lanka Electrical and Mechanical Engineers
* SLEP – Service Life Extension Program (US)
* SLLI – Sri Lanka Light Infantry
* SLMC – Sri Lanka Army Medical Corps
* SLNG – Sri Lanka National Guard
* SLN – Sri Lanka Navy
* SLR – Self-Loading Rifle
* SLRC – Sri Lanka Rifle Corps
* SLSR – Sri Lanka Sinha Regiment
* SLWAGL – Super Light Weight Automatic Grenade Launcher
* SM – smoke
* SMAW – Shoulder-launched Multi-purpose Assault Weapon
* SMG – sub-machine gun
* SMK – Smoke
* SMP – Surface Mine Plough
* SMU – Special Mission Unit
* SNAFU – Situation Normal, All Fouled Up
* SNCO – Staff Non-Commissioned Officer (USMC, E-6 – E-9)
* SNCOIC – Staff Non-Commissioned Officer In Charge (USMC)
* SOCOM – Special Operations Command
* SOF – Special Operations Forces
* SOG – Speed Over Ground
* SOP – Standing/Standard Operating Procedure(s)
* SOS – Struck Off Strength
* SOZ – Special Operations Zone
** SOZ – Strategic Operations Zone
* SP – Shore Patrol
** SP – self-propelled
** SP – Soft Point
* SPAAG – self-propelled anti-aircraft gun
* SPAAM – self-propelled anti-aircraft missile
* SPAG – self-propelled assault gun
* SPARK – solid propellant advanced ramjet kinetic energy missile
* SPAS – Special Purpose Automatic Shotgun, like SPAS-12 or SPAS-15
* SPATG – self-propelled anti-tank gun
* SPAW – self-propelled artillery weapon
* SPEAR – Small Precision Enhanced Aiming Rangefinder
* SPG – self-propelled gun
* SPH – self-propelled howitzer
* SPIE – Special Patrol Insertion/Extraction
* SPL – self-propelled launcher
* SPLL – Self-propelled Loader Launcher
* SPLY – Supply
* SPM – self-propelled mortar
* SPP – Special Purpose Pistol
* SPR – Special Purpose Rifle
* SPS – Standard Positioning Service
* SPSM – Sensorgezundete Panzerabwehr SubMunition
* SPW – Special Purpose Weapon
* SR – Short Rifle
** SR – Sniper Rifle
** SR – Staff Requirement
** SR – Special Reconnaissance
* SRR – Special Reconnaissance Regiment
* SRAW – Short Range Assault Weapon
* SRC – Space Research Corporation
* SRG – shell replenishment gear
* SRI – Short Range Insert
* SRTS – Short Range Thermal Sight
* SRU – Shop Replaceable Unit
* SRU – Slip Ring Unit
* SRV – Surrogate Research Vehicle (US)
* SS – Submarine
* SSA – Special Spaced Armour
* SSE – Sensitive Site Exploitation
* SSG – Single Shot Gun
* SSK – Single Shot Kill
* SSR – Sniper Support Rifle
** SSR – Special Support and Reconnaissance Company (DNK)
* SSW – Squad Support Weapon
* ST6 – Seal Team Six
* ST – Staff Target
* STA – shell transfer arm
* STAB – Steered Agile Beams
* STAFF – Small Target Activated Fire-and-Forget (US)
* STANAG – STANdardisation Agreement
* STARTLE – Surveillance and Target Acquisition Radar for Tank Location and Engagement (US)
* STE/ICE – Simplified Test Equipment/Internal Combustion Engine (US)
* STF – Special Task Force
* STORM – Small Tactical Optical Rifle-Mounted
* STOVL – Short Take Off and Vertical Landing
* STUP – spinning tubular projectile
* SUB – SUBstitute
* SUC – Square Ultra Compact
* SUIT – Sight Unit Infantry Trilux
* SUSAT – Sight Unit Small Arms Trilux
* SWARM – Stabilised Weapon and Reconnaissance Mount
* SWAT – Special Weapons And Tactics
* SWC – Semi WadCutter
* SWS – Sniper Weapon System

## T

* T – Tracer
* TAAR – Tactical Air to Air Refueling
* TACBE – Tactical beacon
* TACMS – Army Tactical Missile System (US)
* TACOM – Tank-automotive and Armaments Command (US)
* TACP – Tactical Air Control Party
* TAD – Temporary Additional Duty (Naval Services term) Temporary Duty
* TADDS – Target Alert Display Data Set (US)
* TADS – Target Acquisition and Designation System (US)
* TAM – Tanque Argentino Mediano
* TAS – Target Acquisition Subsystem
* TAS – tracking adjunct system
* TAS – Turret Attitude Sensor
* TBAT – TOW/Bushmaster Armored Turret (US)
* TC – Tank Commander, also Truck Commander (US Army)
* TCO – Tactical Combat Operations
* TCTO – Time-Compliance Technical Order
* TCU – tactical control unit
* TD – Tank Destroyer
* TDCS – Tank Driver Command System
* TDD – Target Detection Device
* TDR – Target Data Receiver
* TDY – Temporary Duty
* TE – Tangent Elevation
* TEL – Transporter-Erector-Launcher
* TELAR – Transporter-Erector-Launcher And Radar
* TES – Tactical Environment Simulation
* TES – target engagement system
* TESS – Telescopic Sighting System
* TGMTS – Tank Gunnery Missile Tracking System
* TGP – Terminally Guided Projectile
* TGP – Targeting pod
* TGS – Tank Gun Sight
* TGSM – terminally guided submunition
* TGTS – tank gunnery training simulator
* TI – thermal imaging/imager
* TIC – Troops In Contact
* TICM – thermal imaging common modules
* TID – Tactical Information Display
* TIIPS – Thermal Imaging and Integrated Position System
* TIM – Thermal Imaging Module
* TIPU – Thermal Image Processing Units
* TIRE – Tank Infra-Red Elbow
* TIS – thermal imaging system
* TISEO – Target Identification System Electro-Optical
* TLC – Transport Launching Container
* TLD – Top Level Demonstrations
* TLE – Treaty Limited Equipment
* TLP – Troop Leading Procedures (US)
* TLR – Tank Laser Rangefinder
* TLS – Tank Laser Sight
* TM&LS – Textron Marine & Land Systems
* TMBC – Turret Management Ballistic Computer
* TMP – Tactical Machine Pistol
* TMS – Turret Modernisation System
* TMUAS – Turreted Mortar Under Armor System (US)
* TNI – Tentara Nasional Indonesia
* TNT – Trinitrotoluene
* TO – Technical Order
* TOE – Table of organisation and equipment
* TOGS – Thermal Observation and Gunnery System (UK)
* TOP – Total Obscuring Power
* TOPAS – Transporter Obrneny Pasovy
* TOTE – Tracker, Optical Thermally Enhanced
* TOW – Tube-launched, Optically tracked, Wire command link guided (US)
* TP – Target Practice
* TP-FL – target practice flash
* TP-S – or TPS Target Practice-Spotting/Signature
* TP-SM – target practice – smoke
* TP-SP – target practice – spotting
* TP-T – target practice – tracer
* TPCM – Target Practice Colour-Marking
* TPDS – Target Practice Discarding Sabot
* TPFSDS-T – target practice fin-stabilised discarding sabot – tracer
* TPTF – Target Practice Time Fuzed
* TR – Triple Rail
* TRACER – Tactical Reconnaissance Armoured Combat Equipment Requirement (UK)
* TRACKSTAR – Tracked Search and Target Acquisition Radar System (US)
* TRADOC – Training and Doctrine Command (US)
* TSFCS – Tank Simplified Fire-Control System
* TSQ – time and super-quick
* TSR – Tavor Sporting Rifle
* TT – transport de troupes (troop transporter)
* TTA – Tactical Training Area
* TTB – Tank TestBed (US)
* TTD – Transformation Technology Demonstrator
* TTG – Time To Go
* TTS – Tank Thermal Sight
* TU – Terminal Unit
* TU – Traversing Unit
* TUA – TOW Under Armor (US)
* TUR – Tiefflieger-Ьberwachungs-Radar (low-level surveillance radar)
* TV – Television
* TWD – Thermal Warning Device
* TWMP – Track Width Mine Plough
* TWS – Thermal Weapon Sight
* TYDP – Ten Year Defence Programme (Australia)

## U

* UAV – Unmanned Aerial Vehicle
* UBLE – Universal Bridge Launching Equipment
* UCVP – Universal Combat Vehicle Platform
* UDR – Ulster Defence Regiment
* UET – Universal Engineer Tractor (US)
* UGV – Unmanned Ground Vehicle
* ULC – Unit Load Container
* UMA – Universal Mounting Adapter
* UMP – Universal Machine Pistol
* USA – United States of America/United States Army
* USAADS – U.S. Army Air Defense School
* USAARMS – U.S. Army Armor School
* USAAVNS – U.S. Army Aviation School
* USAAF – United States Army Air Forces
* USAF – United States Air Force
* USCG – United States Coast Guard
* USMC – United States Marine Corps
* USN – United States Navy
* USP – Universal Self-loading Pistol
* UTL – Universal Tactical Light
* UTM – Universal Transverse Mercator
* UTS – Universal Turret System
* UV – Ultraviolet
* UW – Urban warfare

## V

* V – Volt(s)
* VAB – Véhicule de l'Avant Blindé (front armoured car)
* VAB – Vickers Armoured Bridgelayer
* VADS – Vulcan Air Defense System (US)
* VAE – Vehiculo Armado Exploracion
* VAK – Vehicle Adaptor Kit
* VAPE – Vehiculo Apoyo y Exploracion
* VARRV – Vickers Armoured Repair and Recovery Vehicle
* VARV – Vickers Armoured Recovery Vehicle
* VBC – Véhicule Blindé de Combat (armoured combat vehicle)
* VBCI – Véhicule Blindé de Combat d'Infanterie
* VBIED – Vehicle-Borne Improvised Explosive Device
* VBL – Véhicule Blindé Léger (light armoured vehicle)
* VBM – Véhicules Blindés Modulaires
* VBSS – Visit Board Search Seizure
* VC – Vehicle Commander
* VCA – Véhicule Chenillé d'Accompagnement (tracked support vehicle)
* VCC – Veicolo Corazzato de Combattimento
* VCG – Véhicule de Combat du Genie (armoured engineer vehicle)
* VCI – Véhicule de Combat d'Infanterie; Vehiculo combate infanteria (infantry combat vehicle)
* VCP – Vehicle Check Point
* VCR – variable compression ratio
* VCR – Véhicule de Combat à Roues (wheeled combat vehicle)
* VCR/AT – Véhicule de Combat à Roues/Atelier Technique (salvage)
* VCR/IS – Véhicule de Combat à Roues/Intervention Sanitaire (stretchers)
* VCR/PC – Véhicule de Combat à Roues/Poste de Commandement (HQ)
* VCR/TH – Véhicule de Combat à Roues/Tourelle HOT (turret with four HOT ATGW)
* VCR/TT – Véhicule de Combat à Roues/Transport de Troupes (troop carrier)
* VCTIS – Vehicle Command and Tactical Information System
* VCTM – Vehiculo de Combate Transporte de Mortero (armoured mortar carrier)
* VCTP – Vehiculo de Combate Transporte de Personal (armoured personnel carrier)
* VDA – Véhicule de Défense Anti-aérienne (anti-aircraft defence vehicle)
* VDAA – Véhicule d'Auto-Défense Anti-aérienne
* VDC – Voltage Direct Current
* VDM – viscous damped mount
* VDSL – Vickers Defence Systems Ltd
* VDU – visual display unit
* VEC – Vehiculo de Exploraciòn de Caballerie
* VEDES – Vehicle Exhaust Dust Ejection System (US)
* VERDI – Vehicle Electronics Research Defence Initiative (UK)
* VHIS – visual hit indicator system
* VIB – Véhicule d'Intervention du Base
* VIDS – Vehicle Integrated Defence System
* VINACS – Vehicle Integrated Navigation and Command System
* VIRSS – Visual and InfraRed Smoke Screening System
* VITS – Video Image Tracking Systems
* VLAP – Velocity-enhanced Long-range Artillery Projectile
* VLC – Véhicule Léger de Combat (light armoured car)
* VLI – Visible Light Illuminator
* VLSMS – Vehicle-Launched Scatterable Mine System
* VMA – Marine Light Attack Squadron
* VMA(AW) – Marine All-Weather Attack Squadron
* VMBT – Vickers Main Battle Tank
* VMF – Marine Fighter Squadron
* VMFA – Marine Fighter Attack Squadron
* VMFA(AW) – Marine All-Weather Fighter Attack Squadron
* VMGR – Marine Aerial Refueler/Transport Squadron
* VMFP – Marine Aerial Reconnaissance Squadron
* VMM – Marine Tilt-rotor (MV-22B) Squadron
* VMU – Marine Unmanned Aerial Vehicle Squadron
* VMR – Marine Transport Squadron
* VMAQ – Marine Electronic Warfare Attack Squadron
* VMS – Vehicle Motion Sensor
* VNAS – Vehicle Navigation Air System
* VRL – Véhicule Reconnaissance Léger (light reconnaissance vehicle)
* VSEL – Vickers Shipbuilding and Engineering Ltd
* VT – variable time (fuse)
* VTOL – Vertical Take-Off and Landing aircraft
* VTP – véhicule transport de personnel (personnel carrier)
* VTT – véhicule transport de troupe (troop transporter)
* VVSS – vertical volute spring suspension
* VXB – Véhicule Blindé à Vocations Multiples (multipurpose armoured car)

## W

* WAAC – Women's Auxiliary Army Corps and individual members of; obsolete
* WAC – Women's Army Corps and individual members of; obsolete
* WAF – Women (in the) Air Force and individual members of; obsolete
* WAM – Wide Area Mines (US)
* WAMI – Wide Area Motion Imagery (US)
* WAPC – Wheeled Armoured Personnel Carrier (Canada)
* WASAD – Wide Angle Surveillance and Automatic Detection Device
* WAV – Wide Angle Viewing
* WAVES – Women Accepted for Volunteer Emergency Service (USN); obsolete
* WES – Wing Engineer Squadron (USMC)
* WFOV – Wide Field of View
* WFSV – Wheeled Fire Support Vehicle (Canada)
* WHA – Wounded Hostile Action (US Vietnam War)
* WHA – Weapons Head Assembly
* WHSA – Weapons Head Support Assembly
* WLR – Weapon Locating Radar
* WM – Woman/Women Marine(s)
* WMD – Weapon(s) of Mass Destruction
* WMRV – Wheeled Maintenance and Recovery Vehicle (Canada)
* WNHA – Wounded Non-Hostile Action (US Vietnam War)
* WP – white phosphorus
* WP-T – white phosphorus – tracer
* WSM – Winchester Short Magnum
* WTS – Wing Transportation Squadron (USMC)

## X

* XO – Executive Officer

## Y

* YMRS – Yugoslav multiple rocket system

## Z

* ZULU – Zulu time (timezone equivalent to UTC)
* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z