| Acronym | Meaning |
| FI | Finland (ISO 3166 Digram; FIPS 10-4 Country Code) |
| MRT | Mauritania (ISO 3166 Trigram) |
| OLS | Operational Linescan System |
| MAF | Maintenance Action Form |
| BITE | Built-In Test Equipment |
| TVR | TreVor (Wilkinson) Racing |
| PWL | PieceWise Linear (describing A Mathematical Function) |
| ECOMMHR | European Commission On Human Rights |
| PCC | NATO Partnership Coordination Cell - Posterior Cingulate Cortex - Pre-Command Course - Presidents Conference Committee |
| OBE | Officer Of The Order Of The British Empire |