| Acronym | Meaning |
| CALL | (U.S.) Center For Army Lessons Learned |
| SSW | South South-West |
| FI | Finland (ISO 3166 Digram; FIPS 10-4 Country Code) |
| UNICEF | United Nations Children's Fund (originally The United Nations International Children's Emergency Fund) |
| OIOC | Oriental & India Office Collections (in The British Library) |
| PASA | PolyAmide |
| PANS | Pretty Advanced/Awesome Network Services (cf. POTS) |
| AAV | Amphibious Assault Vehicle |
| PSE | Palestine (ISO 3166 Trigram) |
| TVR | TreVor (Wilkinson) Racing |