| Acronym | Meaning |
| SIP | Separation Instrument Package |
| FID | Failure Identification |
| CDPIS | Command Data Processing And Instrumentation System |
| SPS | Solar Power Satellite |
| FWD | HT SHLDForward Heat Shield |
| JSLWG | Joint Spacelab Working Group |
| ATP | Accelerated Training Program |
| PR | PositionRecord |
| PU | Propellant Unit |
| EPMS | Engineering Performance Management System |