DCA may refer to:

Computers

Document Content Architecture Document Content Architecture, or DCA for short, is a standard developed by IBM for text documents in the early 1980s. DCA was used on mainframe and IBM i systems, and formed the basis of DisplayWrite's file format. DCA was later extended as MO ...

, an IBM document standard *

Dynamic Channel Allocation In radio resource management for wireless and cellular networks, channel allocation schemes allocate bandwidth and communication channels to base stations, access points and terminal equipment. The objective is to achieve maximum system spectral ef ...

/Assignment, in wireless networks * DTS Coherent Acoustics in

DTS (sound system) DTS, Inc. (originally Digital Theater Systems) is an American company that makes multichannel audio technologies for film and video. Based in Calabasas, California, the company introduced its DTS technology in 1993 as a competitor to Dolby La ...

Military

Defence Cyber Agency The Defence Cyber Agency (DCyA) is a tri-service command of the Indian Armed Forces. Headquartered in New Delhi, the agency is tasked with handling cyber security threats. The DCyA draws personnel from all three branches of the Armed Forces. The ...

, a tri-service command of the Indian Armed Forces * Defense Communications Agency, former name of US Defense Information Systems Agency * Defensive counter air (''Défense contre les aéronefs''), French term for air defense * Deputy Commandant for Aviation, principle advisor on all aviation matters in the United States Marine Corps

Organizations

California Department of Consumer Affairs The California Department of Consumer Affairs (DCA) is a department within the California Business, Consumer Services, and Housing Agency. DCA's stated mission is to serve the interests of California's consumers by ensuring a standard of profess ...

Department for Constitutional Affairs The Department for Constitutional Affairs (DCA) was a United Kingdom government department. Its creation was announced on 12 June 2003; it took over the functions of the Lord Chancellor's Department. On 28 March 2007 it was announced that the Dep ...

of the UK government, 2003-2007 * DCA Design *

Department of Civil Aviation (Australia) The Department of Civil Aviation (also called the DCA) was an Australian government department that existed between November 1938 and November 1973. History The Department of Civil Aviation had its origins as the Civil Aviation Branch ...

Department of Civil Aviation (Thailand) The Department of Civil Aviation (DCA; th, กรมการบินพลเรือน) was a government department of Thailand from 2009 to 2015. Founded in 1933 as a bureau under the Ministry of Commerce's Department of Transport, it was ele ...

* Digital Communications Associates, US company *

Diyanet Center of America Diyanet Center of America (DCA) is a non-profit organization funded by the Turkish government that is based in Lanham, Maryland, serving the needs of the Muslim community in the Washington metropolitan area. The center holds regular Friday congr ...

, Lanham, Maryland *

Drum Corps Associates Drum Corps Associates (DCA) is a governing body for modern all-age and senior drum and bugle corps in North America. DCA's responsibilities include sanctioning competitions, certifying adjudicators, maintaining and enforcing rules of competition, ...

, a governing body of drum corps in North America *

Dundee Contemporary Arts Dundee Contemporary Arts (DCA) is an art centre in Dundee, Scotland, with two contemporary art galleries, a two-screen cinema, a print studio, a learning and public engagement programme, a shop and a café bar. The director of DCA is Beth Bate ...

, Scotland * Namibia Directorate of Civil Aviation *

Christian Democracy for the Autonomies Christian Democracy for the Autonomies ( it, Democrazia Cristiana per le Autonomie, DCA) was a minor Christian-democratic political party in Italy. History DCA was founded on 25 October 2004 by a split from the Union of Christian and Centre Dem ...

, a former political party in Italy

Science and technology

Detrended correspondence analysis Detrended correspondence analysis (DCA) is a multivariate statistics, statistical technique widely used by ecology, ecologists to find the main factors or gradients in large, species-rich but usually sparse data matrices that typify Community (ecol ...

, a statistical technique *

Dichloroacetic acid Dichloroacetic acid (DCA), sometimes called bichloroacetic acid (BCA), is the chemical compound with formula . It is an acid, an analogue of acetic acid, in which 2 of the 3 hydrogen atoms of the methyl group have been replaced by chlorine atoms. ...

/ dichloroacetate, an organic acid *

Dichloroethane Dichloroethane can refer to either of two isomeric organochlorides with the molecular formula C2H4Cl2: * 1,1-Dichloroethane (ethylidene chloride) * 1,2-Dichloroethane The chemical compound 1,2-dichloroethane, commonly known as ethylene dichlori ...

s, organic solvents * Digitally-controlled amplifier * Direct coupling analysis, a method for analyzing sequence data in computational biology

Television, film, and music

Distributors Corporation of America Distributors Corporation of America (DCA) was an American film distribution company which distributed 60 films in the US between 1952 and 1959. DCA distributed the 1956 re-releases of ''The Naked City'' (1948) and ''Brute Force'' (1947), both prod ...

, American film distribution company (1952-1959)

Transportation

Ronald Reagan Washington National Airport Ronald Reagan Washington National Airport , sometimes referred to colloquially as National Airport, Washington National, Reagan National Airport, DCA, Reagan, or simply National, is an international airport in Arlington County, Virginia, across ...

, Arlington County, Virginia, US, IATA code * Dutch Caribbean Airlines, former Netherlands Antilles airline

Other uses

* Direct corporate access, part of UK Faster Payments Service *

Dollar cost averaging Dollar cost averaging (DCA) is an investment strategy that aims to apply value investing principles to regular investment. The term was first coined by Benjamin Graham in his book ''The Intelligent Investor''. Graham writes that dollar cost avera ...

, an investment strategy *

Disney California Adventure Disney California Adventure Park, commonly referred to as California Adventure or by its acronym DCA, is a theme park located at the Disneyland Resort in Anaheim, California. It is owned and operated by The Walt Disney Company through its Park ...

, Anaheim, California, US *

Debt Collection Agency Debt collection is the process of pursuing payments of debts owed by individuals or businesses. An organization that specializes in debt collection is known as a collection agency or debt collector. Most collection agencies operate as agents of ...

, companies specialized in pursuing payments of debts {{disambiguation