| Acronym | Meaning |
| QUASAR | Quasi-stellar Radio Source |
| ANA | Administration For Native Americans - Afghan National Army - All Nippon Airways - Anti-Nuclear Anti-body |
| FKSM | Fort Knox Supplemental Manual |
| MEDEVAC | Medical Evacuation |
| NODEF | NATO Oceanographic Data Exchange Format |
| IWC | International Whaling Commission |
| TRAIN | Tourist Railway Association |
| BRA | Brazil (ISO 3166 Trigram) |
| VNS | Virtual Network System |
| LGM | Little Green Men |