Delta (disambiguation)

Delta commonly refers to:

 Delta (letter) (Δ or δ), the fourth letter of the Greek alphabet
 D (NATO phonetic alphabet: "Delta"), the fourth letter in the Latin alphabet
 River delta, at a river mouth
 Delta Air Lines, a major US carrier 

Delta may also refer to:

Places
Canada
 Delta, British Columbia
 Delta (federal electoral district), a federal electoral district
 Delta (provincial electoral district)
 Delta, Ontario

United States
 Mississippi Delta
 Arkansas Delta
 Delta, Alabama
 Delta Junction, Alaska
 Delta, Colorado
 Delta, Illinois
 Delta, Iowa
 Delta, Kentucky 
 Delta, Louisiana
 Delta, Missouri
 Delta, Ohio
 Delta, Pennsylvania
 Sacramento–San Joaquin River Delta, California
 Delta, Utah
 Delta, Wisconsin, a town and an unincorporated community
 Delta County (disambiguation)

Elsewhere
 Delta Island, Antarctica
 Delta Stream, Antarctica
 Delta, Minas Gerais, Brazil
 Nile Delta, Egypt
 Delta, Thessaloniki, Greece
 Delta State, Nigeria
 Delta, Astrakhan Oblast, Russia
 Colonia Delta, Uruguay

Arts and entertainment
Fictional elements
 Delta Megazord, a Megazord in Power Rangers in Space
 Deltas, a working class in Aldous Huxley's Brave New World

Movie and television
 Delta (2008 movie), Hungary
 Delta (American TV series), 1992
 Delta (Australian TV series), 1969
 Macross Delta or Macross Δ, in the Macross anime series
 Delta Channel, an Egyptian regional television channel

Music
 Alt-J (∆), a British indie band
 Delta blues, a music style
 "Delta", a song by Crosby, Stills & Nash from Daylight Again, 1982

Albums
 Delta (video album), 2003, Delta Goodrem
 Delta (Delta Goodrem album), 2007
 Delta (Visions of Atlantis album), 2011
 Delta (Mumford & Sons album), 2018
 Delta, by Shapeshifter, 2013

Other media
 Metal Gear Solid Delta, a video game
Subject Delta, the main protagonist of Bioshock 2
 Delta (poetry magazine)
 Delta (science magazine)
 Delta (video game), 1987
 Delta FM or Delta Radio, a former UK radio station
 Deltarune, A video game

Businesses and organizations
Companies
 Delta Air Lines, US
 Delta Connection, a Delta Air Lines brand
 Delta Bank, Ukraine
 Delta Cafés, a Portuguese coffee company 
 Delta Electric Company
 Delta Electricity, Australia
 Delta Electronics, Taiwan
 Delta Faucet Company
 Delta Holding, a Serbian corporation
 Delta Hotels, Canada
 Delta Machinery, a tool company
 Delta Motor Corporation, South Africa
 Delta Computer, a defunct computer company
 Delta Motors Corporation, a former automobile company in the Philippines
 Delta (company), a Dutch cable operator

Schools
 Delta State (disambiguation), several universities
 Delta College (disambiguation)
 Delta Academy (disambiguation)
 Delta Secondary School (disambiguation)
 Delta High School (disambiguation)
 Delta School District (disambiguation)
 Delta Career Education Corporation, US
 Delta International University of New Orleans, Louisiana, US
 Delta Schools, Riyadh, Saudi Arabia

Law enforcement and military
 Delta (Norwegian police unit)
 Delta Force, U.S. Army special operations
 Space Force Delta, US Space Force logo
 Space Delta, a command echelon in the structure of the United States Space Force

Other organizations
 Delta Sigma Theta, a historically Black college sorority often referred to simply as "Delta".
 STC Delta, a Georgian R&D center
 American Delta Party, an American political party
 San Francisco Deltas, a soccer team

Finance
 Delta (finance), rate of change of a value
 Visa Delta or Visa Debit, a debit card

People
 Δ, signature  of David Macbeth Moir (1798–1851), Scottish physician and writer 
 Delta Burke (born 1956), American actress
 Delta Dorsch (1915–2011), U.S. Virgin Islands public servant
 Delta Goodrem (born 1984), Australian singer
 Delta Work (Gabriel A. Villarreal), American drag performer
 Penelope Delta (1874–1941), Greek author
 Delta (wrestler) (born 1985), Mexican professional wrestler

Science and technology
Chemistry
 Δ (delta), right-handed isomer in a coordination complex
 Delta convention, for designating allenes
 Δ, notation for double bond positions in fatty acids

Computing
 Delta (computer), a Russian ZX Spectrum clone
 Delta encoding or delta compression, in computer communications
 Delta timing, in relation to hardware and network responsiveness
 Delta (emulator), a video game console emulator
 DELTA, an OpenVMS debugger
 Delta (situational awareness system), a system developed by the Ukrainian military services

Earth sciences
 Epicentral distance (Δ)
 Subtropical Storm Delta (1972), Atlantic 
 Tropical Storm Delta (2005), Atlantic 
 Hurricane Delta, (2020) Atlantic

Mathematics
 Δ, a difference of state between two before and after state schemas in the Z notation
 , the first Feigenbaum constant
 Delta connective, a unary connective in t-norm fuzzy logics
 Delta method for approximating the distribution of a function
 Difference operator (Δ)
 Dirac delta function ( function)
 Kronecker delta ()
 Laplace operator (Δ)
 Modular discriminant (Δ)
 Symmetric difference (Δ)
 Non-inferiority margin (δ)
 Δ, a class of sets in the analytical hierarchy, for every natural number m, n

Medicine and biology
 Delta (ligand), an activator of the notch signaling pathway
 DELTA (taxonomy), a data format for descriptions of living things
 Delta (wasp), Old World genus of potter wasps
 Delta (moth) (Campydelta), a genus
 Delta variant, of SARS-CoV-2 that causes COVID-19
 Delta wave, a brain wave

Vehicles
 Delta (rocket family)
 Delta, a tricycle layout
 Daihatsu Delta, trucks
 Delta formation, V-shaped aircraft formation
 Delta wing, a triangular aircraft wing
 Delta-class submarine (NATO reporting name),  Soviet/Russian SSBN
 General Motors Delta platform, a car platform
 GSM Delta, a South African sports car sold in the United Kingdom
 Lancia Delta, an Italian rally car
 Oldsmobile Delta 88, a GM 1965–1983
 TrikeBuggy Delta, an American ultralight trike

Other science and technology
 Refractory delta, in the roof of an electric arc furnace
 Delta baryon, a subatomic particle
 Delta circuit, in three-phase electric power
 Delta robot, a delta-shaped parallel robot
 Ilford Delta, a photographic film
 Depleted Lean-channel Transistor, the first type of fin field-effect transistor

Sport
 Delta (horse) (1946–1960), Australia
 Mississippi Valley State Delta Devils and Devilettes, sports teams, Itta Bena, Mississippi, US
 San Francisco Deltas, a soccer team
 Delta (orienteering club), a Finnish former club

Other uses
 Delta Dental, an American system
 Delta Works, a flood-protection works in the Netherlands
 Delta, a font designed by Aldo Novarese
 Diploma in Teaching English to Speakers of Other Languages
 Delta, a quadra group used in socionics

See also

 The Delta (disambiguation)
 Delta model, a strategic management model
 Nabla symbol (), an inverted delta representing del, a vector differential operator
 Kronecker delta (), a function
 Dirac delta (), a function

 , a triangle defined by points A, B and C
 (ε, δ)-definition of limit
  (%CH), a percentage change operation found on some calculators
 , a classification in the arithmetical hierarchy
 , a classification in the analytical hierarchy
 , a classification in the polynomial hierarchy
 δ13C, a measure of the ratio of stable isotopes 13C:12C
 δ15N, a measure of the ratio of stable isotopes 15N:14N
 δ18O, a measure of the ratio of stable isotopes oxygen-18:oxygen-16
 DeltaWing, a prototype racing car
 High-leg delta, a three phase electrical circuit
 Delta Delta Delta, a sorority
 Delta function (disambiguation)
 Task Force Delta (disambiguation)
 Delta Force (disambiguation)
 Delta class (disambiguation)
 Delta 1 (disambiguation)
 Delta 4 (disambiguation)


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