| Acronym | Meaning |
| EUS | Basque Language (ISO 639-2 Code) |
| BJT | Bipolar Junction Transistor |
| WMO | World Meteorological Organization |
| BSN | Bachelor Of Science In Nursing |
| MLRS | Multiple-Launch Rocket System |
| CIS | Canadian Interuniversity Sport - Commonwealth Of Independent States - Command And Information System - Communication And Information System |
| PBN | PolyButylene Naphthalate |
| BVR | Beyond Visual Range |
| WWIII | World War III |
| FZFG | Freezing Fog (METAR Code) |