| Acronym | Meaning |
| CO | Cargo Operations (KSC Directorate) |
| HIPO | Hierarchy Plus InPut/Process/Output |
| CSR | Crew Station Review |
| ESVS | Escape Suit Ventilation System |
| HAC | Heading Alignment Cylinder |
| EOP | Earth And Ocean Physics |
| DDPC | Digital Data Processing Center (Complex) |
| SSRD | Station Set Requirements Documents |
| OPR | Orbiter/Payload Recorder |
| IDRD | Information Definition Requirements Document |