English abbreviations from dear to deea
- DEAR (Drop Everything And Read)
- DEARAS (DOD (Department of Defense ) Emergency Authorities Retrieval and Analysis System)
- DEAS (Disability Empowerment Advocacy And Support)
- DEB (Debrecen Airport)
- DEBAP (Deep Battle Action Plan)
- DEBRA (Dystrophic Epidermolysis Bullosa Research Association)
- DEC (District Executive Committee)
- Dec. (Decanus ("Dean"))
- DEC (obs.) (Digital Equipment Corporation)
- DECA (digital electronic control assembly)
- deca- (a prefix meaning times 10)
- DECC (Department for Energy and Climate Change (UK))
- DECCO (DEfense Commercial Communications Office)
- deci- (a prefix meaning 1/10th)
- DECL (DECLassify)
- DECMH (Detroit East Community Mental Health)
- DECMHC (Detroit East Community Mental Health Center)
- DECSIM (Directed Energy Combat SIMulation)
- DeCSS (Decrypt Content Scrambling System)
- DECT (Digital European Cordless Telephone)
- DECUS (Digital Equipment Computer Users Society)
- DED (Dehradun Airport)
- DEDS (Discrete Event Dynamic Simulation)
- Dee (Edith)
- DEEA (Departamento de Engenharia Electrotécnica e Automação)