| Acronym | Meaning |
| FIN | Finnish Language (ISO 639-2 Code) |
| CIEF | Comit? International D'enregistrement Des Fr?quences (International Frequency Registration Board) |
| UNSM | Union Of Nova Scotian Municipalities |
| ISLN | International Standard Lawyer Number |
| JOR | Jordan (ISO 3166 Trigram) |
| OPORD | Operation Order |
| AP | Advanced Placement - Air Publication -Armed Forces Pacific (postal Symbol) -Associated Press - Auto Pilot |
| SEP | Somebody Else's Problem - Spherical Error Probable - System Enhancement Package - System Engineering Plan |
| SOL | S**t Out Of Luck |
| ECCM | Electronic Counter-Counter-Measures |