| Acronym | Meaning |
| COG | Centre Of Gravity - Current Operations Group (military) -Republic Of The Congo (ISO 3166 Trigram) |
| BUNO OR BUNO | Bureau Number (aircraft Serial Number) |
| WPB | War Production Board During World War II |
| MIS | Management Information Systems - Museum Information System |
| ETLA | Extended TLA |
| MC&G | Mapping |
| OSETI | Optical SETI |
| FFG | Guided Missile Frigate (hull Classification Symbol) |
| DV | Dhivehi Language (ISO 639-1 Code) |
| NOB | Norwegian Bokm?l Language (ISO 639-2 Code) |