| Abbreviation | Definition |
|---|---|
| DOA | Department Of Agriculture |
| DOC | Document |
| DOD-STP | Department Of Defense-Space Test Program |
| DOF | Degree-Of-Freedom |
| DOF | Direction Of Flight |
| DOH | Discrete Output High |
| DOI | Descent Orbit Insertion |
| DOL | Discrete Output Low |
| DOMSAT | DOMestic SATellite |
| DOP | Diver Operated Plug |
| DOSIM | DOSIMeter |
| DOT | Deployment Operations Team |
| DOT/CIAP | Department Of Transportation Climatic Impact Assessment Program |
| DOY | Day Of Year |
| DP | Delayed Procurement |
| DP | Deployable Payload |
| DP | Design Proof |
| DP | Development Phase |
| DP | Differential Pressure |
| DP | Double Pole |