| Acronym | Meaning |
| FCH | Flight Controllers Handbook |
| SCL | Secondary Coolant Loop |
| DB | Deadband |
| HC | Head Count |
| LCC | Launch Control Center |
| IDCA | Inverter Distribution And Control Assembly |
| SOMS | Shuttle Orbiter Medical System |
| LPD | Launch Procedure Document |
| ITA | Integrated Test Article |
| CMOS | Complementary Metal Oxide Silicon |