| Acronym | Meaning |
| SECAM | S?quentiel Couleur ? M?moire (French For Colour Sequential With Memory; TV Standard |
| HAART | Highly Active Anti-Retroviral Therapy |
| MSA | Malay Language (ISO 639-2 Code) |
| QNH | Regional Mean Sea Level Atmospheric Pressure (aeronautical Q Code) |
| ADDIE | Analyze Design Develop Implement And Evaluate |
| BVR | Beyond Visual Range |
| GSO | General Services Officer (U.S. Department Of State) |
| SEU | Single Event Upset (solid State Physics) - Slightly Enriched Uranium - Special Evidence Unit |
| RTLS | Return To Launch Site - Period In NASA Space Shuttle Assent Profile Where |
| LLNL | Lawrence Livermore National Laboratory |