| Acronym | Meaning |
| CTS | Clear-To-Send - Collective Training Standards - Communications Technology Service - Contract Technical Services - Conversation Time Sharing - COSMIC Top Secret |
| URD | Urdu Language (ISO 639-2 Code) |
| BA | Bachelor Of Arts -Bahrain (FIPS 10-4 Country Code) - Bosnia And Herzegovina (ISO 3166 Digram) -British Airways - British Army |
| FOB | Free On Board (shipping) |
| CTIS | Central Tire-Inflation System |
| SIPP | Self-Invested Personal Pension |
| OPV | Offshore Patrol Vessel |
| WKYP | Will Keep You Posted |
| SL | Sierra Leone (ISO 3166 And FIPS 10-4 Country Code Digram) -Start Line |
| MEG | MagnetoEncephaloGraphy |