| Acronym | Meaning |
| PTR | Preliminary Test Report |
| IWBS | Indirect Work Breakdown Structure |
| EDPE | Electronic Data Processing EquiPment |
| OPGUID | OPtimum Guidance (Technique) |
| VTS | Vertical Test Stand |
| SSCHS | Space Shuttle Cargo Handling System |
| TPS | Test Preparation Sheet |
| PAM-D | PAM |
| IEA | Integrated Electronic Assembly |
| FCOS | Flight Control Operating System |