| Acronym | Meaning |
| GTGN | Getty Thesaurus Of Geographic Names |
| ESU | Emergency Services Unit |
| GTA | Grand Theft Auto |
| ICSI | Intracytoplasmic Sperm Injection |
| IMHO | In My Humble Opinion |
| FOR | Field Of Regard - Frame Of Reference |
| CCOC | Canadian Children's Opera Chorus |
| OSD | U.S. Office Of The Secretary Of Defense |
| GMC | U.K. General Medical Council |
| FLB | Forward Logistics Base |