| Acronym | Meaning |
| RCT | Randomized Controlled Trial - Robotically Controlled Telescope |
| NAFO | Northwest Atlantic Fisheries Organization |
| WAAC | Women's Army Auxiliary Corps (WWII UK) |
| NASS | National Association Of Secretaries Of State [3] |
| ARM | Anti-Radiation Missile -Armenia (ISO 3166 Trigram) |
| DPPDB | Digital Point Positioning Database |
| FFT | Fast Fourier Transform - Final Fantasy Tactics |
| ANM | Acoustic Noise Monitor |
| GPL | General Public License |
| CDS | Chief Of The Defence Staff |