| Acronym | Meaning |
| TMJ | TemporoMandibular Joint (syndrome) |
| HSSI | High-Speed Serial Interface |
| LBY | Libya (ISO 3166 Trigram) |
| RAAF | Royal Australian Air Force |
| COTS | Commercial Off The Shelf |
| IBM | International Business Machines |
| II | Sichuan Yi Language (ISO 639-1 Code) |
| YT | Mayotte (ISO 3166 Digram) - Yottatesla - Yukon Territory (postal Symbol) |
| HGF | Human Growth Factor |
| DIVAD | Division Air Defence |