| Acronym | Meaning |
| WY | Wyoming (postal Symbol) |
| MOTA | Member Of The Orthodontic Technicians Association |
| WA | Walloon Language (ISO 639-1 Code) |
| STAG | (U.S.) Strategy And Tactics Group |
| BLSN | Blowing Snow (METAR Code) |
| IMLAST | International Movement For Leisure Activities In Science And Technology - See MILSET |
| EDAC | Error Detection And Correction |
| TSL | Transportation Security Laboratory |
| TN | Tswana Language (ISO 639-1 Code) |
| DSD | Defence Studies Department (King's College |