| Acronym | Meaning |
| VP | Shuttle Payloads (KSC VO Dir. |
| PPO2 | Partial Pressure 02 |
| IP | Identification Of Position |
| HVPS | High Voltage Power Supply |
| DOI | Descent Orbit Insertion |
| PETS | Payload Environmental Transportation System |
| SRS | Specification Revision Sheet |
| CEIT | Crew Equipment Interface Test |
| EL | Electronic Interface |
| LWG | Logistics Working Group |