| Acronym | Meaning |
| WAD | Weapons Alert Designator |
| TWI | Twi Language (ISO 639-2 Code) |
| IMNSHO | In My Not So Humble Opinion |
| FZFG | Freezing Fog (METAR Code) |
| SOFIA | Stratospheric Observatory For Infrared Astronomy |
| HLL | High-Level Language |
| IAB | International Association For Biologicals |
| SWAN | System For Wearable Audio Navigation |
| GWAS | Grand Western Archery Society |
| DIC | Design Island Centre (computing Usually Used In A Teaching Situation) |