| Abbreviation | Definition |
|---|---|
| DSVF | Data System Verification Facility |
| DSVL | Doppler Sonar Velocity Log |
| DSVT | Digital Secure Voice Terminal |
| DSVT | Digital Subscriber Voice Terminal |
| DSWA | Defense Special Weapons Agency |
| DT | Detachable Trigger |
| DT | Developmental Test |
| DT | Developmental Testing |
| DT | Directorate for MASINT (Measurement and Signal Intelligence) and Technical Collection |
| DT | Directorate For MASINT and Technical Collection (DIA) |
| DT | Dog Tags |
| DT | Double Tapper |
| DT | Double Time |
| DT | Dynamic Target |
| DT&E | Demonstration, Test, and Evaluation |
| DT&E | Development, Test and Evaluation. |
| DT&E | Developmental Test and Evaluation |
| DT/OT | Development Test/Operational Testing |
| DTA | Death To All |
| DTA | Defense Threat Assessment |