| Acronym | Meaning |
| ETA | Explosive Transfer Assembly |
| BP | Contamination/Overpressure |
| ALAE | Atmospheric Lyman Alpha Experiment |
| ECF | Equivalency Capability File |
| CPD | Crew ProceduresDivision |
| SSS | Stage Separation Subsystem |
| MSOCC | Multisatellite Operations Control Center |
| CSRP | Computers And Software Review Panel |
| SLD | Stiff-Leg Derrick |
| MAC | Maintenance Advisory Committee |