| Abbreviation | Definition |
|---|---|
| DNAT | Defense Nuclear Advisory Team |
| DNBI | Casualty Disease and Nonbattle Injury Casualty |
| DNBI | Disease and Nonbattle Injury |
| DNBI | Disease and Non-Battle Injury |
| DNBI | Diseases And Non Battle Injuries |
| DNBIC | Disease and Non-Battle Injury Casualty |
| DNC | Died of Natural Causes |
| DNC | Digital Nautical Chart |
| DNC | Does Not Clear |
| DNCA | Damage, Needs, and Capacities Assessment |
| DND | Department of National Defence |
| DND | Do Not Draft |
| DND/CAF | Department of National Defense/Canadian Armed Forces |
| DNF | Did Not Fire |
| DNGA | Director of National Geospatial-Intelligence Agency |
| DNI | Department of Naval Intelligence |
| DNI | Director of National Intelligence |
| DNI | Director of Naval Intelligence |
| DNIF | Duty Not Involving Flying |
| DNK | Do Not Know |