DEA is the Drug Enforcement Administration, a United States federal law enforcement agency.

DEA may also refer to:

Organizations Drug Enforcement Administration (Syria), a government agency Drug Enforcement Agency (Liberia), a government agency DEA (charity), Development Education Association or Think Global, a UK charity Department of Economic Affairs (UK), a former UK government department Department of External Affairs (Canada), a government department, now named Global Affairs Canada Internationalist Workers' Left (Greece), abbreviated DEA, a political party in Greece DEA AG, a German public utility, originally named Deutsche Erdöl AG Detectives' Endowment Association, a New York City police labor union Danish Energy Agency, part of the Danish Ministry of Climate and Energy

Science and technology Data Encryption Algorithm, the block cipher algorithm defined in (and often referred to as) the Data Encryption Standard Data envelopment analysis, a nonparametric method in operations research and econometrics Dielectric thermal analysis or Dielectric Analysis, measures changes in dipole orientation and ion mobility in polymers Diethanolamine, an organic compound with the formula HN(CH2CH2OH)2. Diethylamine an organic compound with the formula (CH3CH2)2NH. Disposable email address, a unique email box used for a single contact Docosatetraenoylethanolamide, a biologically active lipid molecule Dog erythrocyte antigen, a canine blood type Dynamical energy analysis, a high-frequency asymptotic method in numerical acoustics

Education and society , a Spanish graduate degree , a former French graduate degree Survivors' and Dependents' Educational Assistance Program (DEA), part of the G.I. Bill

Media and entertainment DEA (1990 TV series), a drama TV show DEA (2008 TV series), a reality-TV show

Transport Deal railway station, Kent, England, National Rail station code Dera Ghazi Khan International Airport, IATA code

Other uses District Electoral Area, electoral divisions in local government in Northern Ireland

See also Dea (disambiguation)