| Acronym | Meaning |
| EHC | Electrical Heating Control |
| FTP | Flight Test Procedure |
| DEIS | Design Evaluation Inspection Simulator |
| PROM | Progammable Read-only Memory |
| CDBFR | Common Data Buffer |
| HSCU | Hydraulic SUPPly And Checkout Unit |
| MOS | Metal Oxide On A Substrate |
| SLF | Shuttle Landing Facility (KSC) |
| CA | Corrective Action |
| CSM | Command Service Module |