| Acronym | Meaning |
| UNU | United Nations University |
| ACHT | Average Call Hold Time |
| PLS | Palletized Loading System - Personal Locator System |
| KIK | Gikuyu Language (ISO 639-2 Code) |
| AFA | U.S. Air Force Academy |
| QFE | Quoted For Emphasis -Local Ground Level Atmospheric Pressure (aeronautical Q Code) |
| THEGENTRY | The High-End Group Of Earth's New Technologies Research Yield |
| IOC | Initial Operational Capability - Intergovernmental Oceanic Commission - International Olympic Committee - International Ornithological Congress |
| RAMARK | RAdar MARKer |
| CWS | Canadian Wildlife Service |