| Acronym | Meaning |
| ALWAS | Advanced Low-Level Wind Shear Alert System |
| MSC | Manned Spaceflight Center |
| AMBIENS | Atmospheric Mass Balance Of Industrially Emitted & Natural Sulfur |
| AOP | Abnormal Operating Procedure |
| DSSG | Defense Science Study Group |
| SDS | Solar Disk Sextant |
| OSO | Office Of Systems Operations |
| BASIS | Battelle Automated Search Information System |
| ABL | Airborne Laser |
| OPLE | OMEGA Position And Location Experiment |