| Acronym | Meaning |
| UCS | Union Of Concerned Scientists |
| UMTS | Universal Mobile Telecommunications System |
| AOU | American Ornithologists' Union |
| GPMP | General Purpose Macro Processor |
| ETC/RMT | Explosive Transient Camera/Rapidly Moving Telescope |
| CONOPS | Concept Of Operations (military) |
| MASER | Microwave Amplification By Stimulated Emission Of Radiation |
| DIC | Design Island Centre (computing Usually Used In A Teaching Situation) |
| AZE | Azerbaijan (ISO 3166 Trigram) |
| LOGPAC | Logistics Package |