| Acronym | Meaning |
| LOD | Limit Of Detection - See Detection Limit |
| USFL | United States Football League |
| BTR | Bronetransporter (??? = ???????????????? (Heavy) Armoured (Personnel) Transporter) ? |
| EFOA | European Fuel Oxygenates Association |
| NIIN | National Item Identification Number |
| UAR | Uniformly At Random (probability) - United Arab Republic - Uni›n Argentina De Rugby (Spanish For Argentine Rugby Union) |
| UNIFEM | United Nations Development Fund For Women |
| FM | Federal Magistrate (Australian Post-nominal) -Federated States Of Micronesia (postal Symbol; ISO 3166 Digram; FIPS 10-4 Territory Code) -Field Manual - Flight Manager - Frequency Modulation (electronics) |
| PJHQ | Permanent Joint Headquarters |
| FSM | Federated States Of Micronesia (ISO 3166 Trigram) |