| Acronym | Meaning |
| IFO | Information Systems Office |
| EXT | Experiment Terminal (Operator Console On Spacelab) |
| MDD | Mate/Demate Device |
| OST | Orbiter SuPport Trolley |
| LSCA | Logistics Support Cost Analysis |
| DCC | Data Computation Complex (JSC) |
| SRT | Station Readiness Test |
| LDS | Landing/Deceleration Subsystem |
| SCM | Subsystem Configuration Management |
| N/C | Normally Closed |