| Acronym | Meaning |
 | FOTA | Fellow Of The Orthodontic Technicians Association |
| IELTS | International English Language Testing System |
| MARC | MAchine Readable Cataloging (often Also Defined As MAchine Readable Code) |
| NWA | National Wrestling Alliance |
| ITA | Italy (ISO 3166 Trigram) |
| WCBP | World Centre For Birds Of Prey |
| AOU | American Ornithologists' Union |
| USCG | United States Coast Guard |
| BEL | Belgium (ISO 3166 Trigram) |
| SR | Strontium |
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