| Acronym | Meaning |
| EP | Electronic Protection |
| OMA | Open Mobile Alliance - Operations & Maintenance |
| YV | Yoctovolt |
| FFT | Fast Fourier Transform - Final Fantasy Tactics |
| UNSM | Union Of Nova Scotian Municipalities |
| GAAR | General Anti-Avoidance Rule (tax Evasion) |
| ATB | Active Time Battle -British Antarctic Territory (ISO 3166 Trigram; Merged With AQ In 1979) |
| WHAM | Wisconsin Hydrogen-Alpha Mapping (telescope) |
| AFC | American Football Conference - Asian Football Confederation |
| RSTA | Reconnaissance |