| Abbreviation | Definition |
|---|---|
| DDAT | Digital Data And Technology |
| DDFT | Department of Dairy and Fat Technology |
| DDST | Deputy Director for Science and Technology |
| DDST | Division of Discovery Science Technology |
| DDT | Diagnostic Determination Technology |
| DDTE | Dubai Drink Technology Expo |
| DEAT | Digital Effects and Animation Technology |
| DEAT | Dubbed Entertainment Access Technology |
| DEB | Designated Emphasis in Biotechnology |
| DECT | Digital Enhanced Cordless Technology |
| DECT | Digitally Enhanced Cordless Technology |
| DED | Detailed Engineering Design |
| DEITR | Division of Extramural Inventions Technology Resources |
| DEMT | Diesel Engine Machine Technologies |
| DESERT | Diversified Environmental Services Enterprise Retention and Technology |
| DET | Detonation Elimination Technology |
| DET | Division of Enterprise Technology |
| DET | Doctorate in Educational Technology |
| DETC | Distance Education and Technology Committee |
| DETECT | Design Entrepreneurship Technology Engineering Collaboration Transatlantic |