| Acronym | Meaning |
| BFF | Best Friends Forever |
| UCLES | University Of Cambridge Local Examinations Syndicate |
| HMO | Hiri Motu Language (ISO 639-2 Code) |
| SG | Senegal (FIPS 10-4 Country Code) - Singapore (ISO 3166 Digram) - Snow Grains (METAR Code) -Study Group |
| RDTE OR RDT&E | Research |
| SOC | Sector Operations Centre |
| TACSOP | Tactical SOP (Standing Operating Procedure) |
| MKD | Macedonian Denar (ISO 4217 Currency Code) - Republic Of Macedonia (ISO 3166 Trigram) |
| UCI | Union Cycliste Internationale (French |
| USNR | United States Navy Reserve |