| Acronym | Meaning |
| BRIMS | Behavior Representation In Modeling And Simulation (conference) |
| Y | Yotta - Yttrium |
| CMHC | Canada Mortgage And Housing Corporation |
| IUCN | International Union For The Conservation Of Nature And Natural Resources (World Conservation Union) |
| WRS | Worldwide Reference System |
| PDT | Pacific Daylight [Saving] Time (UTC-7 Hours) |
| GCI | Ground-controlled Interception |
| BSOD | Blue Screen Of Death (distinct From BSD) |
| WF | Wallis And Futuna Islands (ISO 3166 Digram) |
| LUB | Tshiluba Language (ISO 639-2 Code) |