| Acronym | Meaning |
| THERM | Thermal |
| FTS | Functional Test Specifications |
| PMF | Performance Monitor (Monitoring) Function |
| E | LSCEarth Landing Sequence Controller |
| CONTAM | Contaminate |
| MUMS | Multiple Use Marc System |
| ORE | On-Orbit Repair Experiment |
| FSRS | Flight System Recording System |
| ESTL | Electronic Systems Test Laboratory |
| CHG | Charge |