| Acronym | Meaning |
| FYDP | Five-Year Defense Plan (U.S.) |
| AD | Air Defence -Andorra (ISO 3166 Digram) -Anno Domini (Latin |
| DOE | U.S. Department Of Energy |
| REU | R?union (ISO 3166 Trigram) |
| DY | Dahomey (ISO 3166 Digram; Obsolete Since 1977) |
| WIN | T -Warfighter Information Network-Tactical |
| SAIC | Science Applications International Corporation |
| JPEG | Joint Photographic Experts Group (djay-peg) |
| NFL | National Football League - No-Fire Line |
| SRP | Serbian Language (ISO 639-2 Code) |