| Acronym | Meaning |
| ACS | Affiliated Computer Services (NYSE ACS) - American Cancer Society - American Chemical Society - Association Of Caribbean States |
| TH | Thorium |
| GWS | Gulf War Syndrome |
| FSI | Fuel Stratified Injection |
| SMX | Server Macro EXpansion |
| BRE | Breton Language (ISO 639-2 Code) |
| VNIR | Visible And Near InfraRed |
| KHM | Cambodia (ISO 3166 Trigram) |
| SEU | Single Event Upset (solid State Physics) - Slightly Enriched Uranium - Special Evidence Unit |
| ASOC | Air Sovereignty Operations Centre - Air Support Operations Centre - Airport Security And Operations Centre - Antarctic And Southern Ocean Coalition - Atlanta Symphony Orchestra Chorus - Australian Standard Offence Classification |