| Acronym | Meaning |
| PORR | Preliminary Operat Ons Requirements Review |
| SSPD | Shuttle System Payload Data |
| PG | Power Generation |
| ICOS | Improved Crew Optical Sight |
| K-STSPS | KSC STS Project Specification |
| FSRS | Flight System Recording System |
| MHD | Multihead Disc |
| PR | PositionRecord |
| PAV | Pressure Actuated Valve |
| MPAD | Mission Planning And Analysis Division (JSC) |