# DCS

DCS may refer to:

## Government

* Danish Council of State, the privy council of Denmark
* Defense Clandestine Service, a component of the U.S. Defense Intelligence Agency
* Department of Child Safety (or Services), or Child protective services, the name for an agency tasked with protecting children from violence, exploitation, abuse, and neglect
* Deputy Chief of Staff (DCS), as in:
** Deputy Chief of the Air Staff (disambiguation)
** Deputy Chief of the Defence Staff
** White House Deputy Chief of Staff
* Diplomatic Courier Service, a branch of the US Bureau of Diplomatic Security tasked with protecting diplomatic pouches and material
* Directorate of Colonial Surveys, the United Kingdom's central survey and mapping organisation for British colonies and protectorates 1946–1957
* Dutch Council of State, a constitutionally-established advisory body to the government of the Netherlands

## Law enforcement

* Department of Corrective Services, department of New South Wales Government responsible for supervision of adult offenders on community-based or custodial orders
* Detective Chief Superintendent, the senior detective and commander of the Criminal Investigation Department in most forces in the United Kingdom
* Georgia Department of Community Supervision, the executive branch agency of the U.S. state of Georgia tasked with the supervision of felony probationers and parolees

## Education

* Dade Christian School, a private school in Miami-Dade County, Florida
* Dayton City School, a school district and elementary/middle school in Dayton, Tennessee
* Dean Close School
* Desert Christian Schools (Arizona), in Tucson, Arizona
* Desert Christian Schools (California), a private school in Lancaster, California
* Diploma of Collegial Studies, a certificate awarded for completion of pre-university studies in the province of Québec, Canada
* Dipolog Community School, a non-tertiary institution in Dipolog City, Philippines
* Doctors Charter School of Miami Shores, a High/Middle Charter School located in Miami Shores, Florida

## Medicine

* D-Cycloserine, a GABA transaminase inhibitor and an antibiotic
* Decompression sickness, symptoms suffered by a person exposed to a reduction in the pressure surrounding their body
* Dendritic cells, a type of antigen presenting cell of immunologic function
* Dorsal Column Stimulator, an implantable medical device used to treat chronic pain of neurologic origin
* Damage control surgery, a form of surgery which is used in cases of severe trauma
* Delusional companion syndrome, a psychological neuropathology of the self
* Diffuse correlation spectrometry, a medical imaging technique

## Technology

* Data Coding Scheme is a field in SMS and CB messages which carries information about message encoding
* Dark current spectroscopy, a technique used to find contaminants in silicon
* Departure control system, airline computer systems responsible for passenger and bag processing activities
* Deep Cycle Systems is a company specialized in batteries and solar power
* Desktop Color Separations, an enhanced EPS file format
* Device Control String, hex 90 in the C1 set of control codes
* Dichlorosilane, SiH$_2$Cl$_2$, used in microelectronic wafer processing
* Digital Cellular System, a mobile communications-based PCS network used outside of the U.S.
* Digital Command System, a model railroad system by MTH Electric Trains
* Digital Compression System, a sound system developed by Williams Electronics
* Digital cross connect system, a type of telecom equipment
* Digital-Coded Squelch, a squelch that superimposes a continuous stream of FSK digital data on the transmitted signal
* Distributed control system, a control system in which the controller elements are not central in location but are distributed throughout the system
* Dwight Cavendish Systems, a manufacturer of video copy protection
* Form D Control System, a subset of the Northeast Operating Rules Advisory Committee operating rules for railroads
* Kodak DCS, a series of professional digital single-lens reflex cameras
* Dry Combat Submersible, a military submarine being developed for use by the United States Navy

## Entertainment

* Dead Celebrity Status, a Canadian rap rock group
* Desi Culture Shock, a UK Bhangra group
* Digital Combat Simulator, a combat flight simulator developed by Eagle Dynamics

## Other

* Deacon (Church of Scotland), postnominal for a deaconess or deacon of the Church of Scotland
* Deaf Children's Society, a British charity for deaf people and their families
* Dynamic Cooking Systems, now a unit of Fisher & Paykel
* All pages with titles beginning with DCS