| Acronym | Meaning |
| USEC | United States Enrichment Corporation |
| TOMS | Total Ozone Mapping Spectrometer (satellite Instrument) |
| UMC | United Microelectronics Corporation |
| BGA | Ball Grid Array - Brandy And Ginger Ale (alcoholic Beverage) |
| DSRV | Deaf Sports Recreation Victoria - Deep Submergence Rescue Vehicle |
| OR | Operating Room (surgery) - Operational/Operations Research -Oregon (postal Symbol) |
| PVP | Player Versus Player |
| SEM | Sensor Employment Manager |
| SYC | Seychelles (ISO 3166 Trigram) |
| PLO | Palestine Liberation Organization |