| Abbreviation | Definition |
|---|---|
| DTR | Data Transmit / Receiver |
| DTU | Digital Tapping Unit |
| DTVA | Durham Tees Valley Airport |
| DU | Display Unit |
| DUATS | Direct User Access Terminal Service |
| DUFAK | Daily Use First Aid Kit |
| E | Electronic warfare aircraft (Navy) |
| E/E | Electrical or Electronic Equipment |
| E/W | Energy to Weight Ratio |
| EAA | Experimental Aviation Association |
| EAAC | Experimental Aircraft Association of Canada |
| EAB | Engineer Aviation Battalions |
| EADT | European Aircraft Developer Team |
| EAF | Expanded Aluminum Foil |
| EAI | Engine Anti-Ice |
| EAMR | Electronic Aircraft Maintenance Records |
| EAN | Europ Aviation Network |
| EAN | European Aviation Network |
| EANS | European Aircraft Noise Services |
| EAS | Equivalent airspeed |