| Acronym | Meaning |
| LE | Launch Escape |
| HVSF | Honeywelf Verification Simulation Facility |
| SCDR | Shuttle Critical Design Review |
| CHCS | Cabin Humidity Control Subsystem |
| WUSCI | Western Union Space Communications |
| HLMT | Hel Met |
| BMFT | German D-1 Spacelab Payload |
| VSI | Vertical Speed Indicator |
| BPI | Bits Per Inch |
| IPS | ISD Instructional Systems DeveloPment (USAF) |