| Acronym | Meaning |
| ATF | French Southern Territories (ISO 3166 Trigram) -Bureau Of Alcohol |
| LYD | Libyan Dinar (ISO 4217 Currency Code) |
| DFAS | (U.S.) Defense Finance And Accounting Service |
| ERA | Earned Run Average - Engineering Research Associates - Equal Rights Amendment - English Racing Automobiles - European Railway Agency |
| WB | Weber |
| CAM | Chemical Agent Monitor - Computer-Aided Manufacturing |
| DTRA | Defense Threat Reduction Agency (deet-ra) |
| OSA | Order Of St. Augustine |
| WSC | Weapon System Catalogue |
| OARSI | Osteoarthritis Research Society International |