| Acronym | Meaning |
| EMC | Electromagnetic Compatibility |
| OPBOV | Oxidizer Preburner Oxidizer Valve |
| JPOC | JSC Payload Operations Center |
| LOX | Liquid Oxygen (LO2 |
| RMS | Root-Mean-Square |
| COAS | Crew(man) Optical Alignment Sight |
| PPIL | Priced Provisioned Item List |
| FLAP | Flight Application Software |
| PA | Product Assurance |
| VI | Internal Velocity |