| Acronym | Meaning |
| NAVSAT | Navigation Satellite |
| NACMA | NATO Air Command And Control System Management Agency |
| BYU | Brigham Young University |
| SLV | El Salvador (ISO 3166 Trigram) |
| PTA | Parent-Teacher Association |
| SG | Senegal (FIPS 10-4 Country Code) - Singapore (ISO 3166 Digram) - Snow Grains (METAR Code) -Study Group |
| MBCS | Multi-Byte Character Set |
| BMA | British Medical Association |
| PGD | Pre-implantation Genetic Diagnosis |
| PRM | Personnel Readiness Management |