| Acronym | Meaning |
| DB | Dubnium |
| GJD | Geocentric Julian Day |
| GP | General Practitioner - General Purpose - Grand Prix -Guadeloupe (ISO 3166 Digram; FIPS 10-4 Territory Code) |
| MASAS | Monte Agliale Supernovae And Asteroid Survey |
| R&R | Rest & Relaxation |
| DOD | U.S. Department Of Defense |
| CRT | Cardiac Resynchronization Therapy - Cathode Ray Tube - Chinese Remainder Theorem |
| IBO | Igbo Language (ISO 639-2 Code) |
| DPPDB | Digital Point Positioning Database |
| DSCS | U.S. Defense Satellite Communications System |