| Acronym | Meaning |
| INC | Iglesia Ni Cristo (Filipino |
| FA | Femtoampere |
| OW | Old Wykehamist |
| EMO | Emergency Measures Organisation-Emotional |
| MSLP | Mean Sea Level Pressure |
| TCAS | Traffic Collision Avoidance System |
| SAU | Saudi Arabia (ISO 3166 Trigram) |
| MKO | Mojahedin-e-Khalq Organization (Arabic People's Mujahedin Of Iran) |
| BG | Bangladesh (FIPS 10-4 Country Code) -Battle Group - Body Guard -Brigadier General -Bulgaria (ISO 3166 Digram) |
| OAC | On Approved Credit |