| Acronym | Meaning |
| SWG | Surface Warfare Group - Symbology Working Group |
| BM | Bambara Language (ISO 639-1 Code) |
| C/O | Care Of (postal Code Indicating Temporary Address Change) |
| GY | Guyana (FIPS 10-4 Country Code; ISO 3166 Digram) |
| SCOTUS | Supreme Court Of The United States |
| PI | P?li Language (ISO 639-1 Code) |
| COK | Cook Islands (ISO 3166 Trigram) |
| EPR | European Pressurised [Nuclear] Reactor |
| KHR | Cambodian Riel (ISO 4217 Currency Code) |
| PNF | Pilot Not Flying (aviation) |