| Acronym | Meaning |
| NACA | (U.S.) National Advisory Committee For Aeronautics (1915?1958 |
| HIMEZ | High Altitude Missile Engagement Zone |
| NNW | North North-West |
| MF | Millifarad |
| CEP | Circular Error Probable |
| AWG | Aruban Guilder (ISO 4217 Currency Code) |
| ENG | English Language (ISO 639-2 Code) |
| TG | Tajik Language (ISO 639-1 Code) |
| PDRY | People's Democratic Republic Of Yemen (obsolete Since 1990) |
| BMA | British Medical Association |