| Acronym | Meaning |
| PL | Prelaunch |
| GSFC | Goddard Space Flight Center (Greenbelt |
| EVMU | Extra Vehicular Mobility Unit |
| G02 | GaG02Gaseous Oxygen |
| ENGR | Engineer |
| VDA | Variable Data Area |
| GOC | GrGOCGround Operations Coordinator |
| SSL | System Software Loader |
| EED | Electro (Electrical) Explosive Device |
| PM | PMAPPerformance Monitor Annunciation Panel |