| Acronym | Meaning |
| RCA | Radio Corporation Of America - Root Cause Analysis - Royal Canadian Artillery - Royal City Avenue (famous Entertainment Zone In Thailand) |
| LCM | Least/Lowest Common Multiple |
| GBU | Glide-Bomb Unit - Global Business Unit |
| ASP | Active Server Pages - American Society Of Primatologists - Ammunition Supply Point - Application Service Provider (cf Internet Service Provider) - Astronomical Society Of The Pacific - Association Of Surfing Professionals |
| DVM | Doctor Of Veterinary Medicine |
| GK | Gigakelvin - Guernsey (FIPS 10-4 Territory Code) |
| UGX | Ugandan Shilling (ISO 4217 Currency Code) |
| AT | Attotesla |
| EPA | EicosaPentaenoic Acid -Environmental Protection Agency |
| MHW | Mean High Water (nautical Charts) |