| Acronym | Meaning |
| UL | Underwriters Laboratories |
| VSR | Very Special Relativity |
| WO | Warrant Officer |
| LLLTV | Low-Light Level Television |
| BOS | Bosnian Language (ISO 639-2 Code) |
| OR | Operating Room (surgery) - Operational/Operations Research -Oregon (postal Symbol) |
| ENVL | Envelope |
| ICBM | Intercontinental Ballistic Missile |
| SCM | Surface Contamination Module |
| HESV | Heavy Engineering Support Vehicle |