| Abbreviation | Definition |
|---|---|
| DEP | Delayed Entry Program |
| DEP | DEPloyed |
| DEP | Distributed Engineering Plant |
| DEP&S | Drug Enforcement Plans and Support |
| DEPB | Duty Entitlement Pass Book |
| DEPC | DOD Energy Policy Council |
| DEPCJTF | DEPuty Commander, Joint Task Force |
| DEPEX | Deployment Exercise |
| DEPID | DEPloyment Indicator Code |
| DEPMED | DEPloyable MEDical |
| DEPMEDS | DEPloyable MEDical System |
| DEPOPSDEP | Deputy Operations Deputy |
| DepOpsDeps | Service DEPuty OPerationS DEPuties |
| DEPORD | DEPloyment ORDer |
| DEPRA | Defense European/ Pacific Reutilization Activity (a QM organization) |
| DEPREP | Deployment Reporting (System) |
| DERA | Defence Evaluation and Research Agency |
| DERF | Defense Emergency Response Fund |
| DERK | Diesel Engine Retrofit Kit |
| DEROD | Data Entry and Read Out Device |