Drug Enforcement Administration Drug Enforcement Agency (Liberija) Data Encryption Algorithm Data envelopment analysis Dielectric thermal analysis or Dielectric Analysis, measures changes in dipole orientation and ion mobility in polymers Dynamical energy analysis Disposable email address dietanolamin, an organic compound with the formula HN(CH2CH2OH)2. dietilamin Docosatetraenoylethanolamide, a biologically active lipid molecule pasji eritrocitski antigen (eng. Dog erythrocyte antigen) DEA (televizijska serija, 1990.) DEA (televizijska serija, 2008.) IATA-in kod za zračnu luku Dera Ghazi Khan Deutsche Erdöl l-Aktiengesellschaft Internacionalistička radnička ljevica (Grčka) (grč. Διεθνιστική Εργατική Αριστερά)