| Acronym | Meaning |
| SP-SMO | Site Management Office (KSC Shuttle) |
| SCN | Specification Change Notice |
| SHAG | Simplified High Accuracy Guidance (Honeywell) |
| CPCB | Crew Procedures ControlBoard |
| DAV | Data Available |
| LSF | Laboratory Simulation Facility |
| HUL | Hardware Utilization List |
| FRMT | Format |
| VIA | By Means Of (By Way Of) |
| LOX | Liquid Oxygen (LO2 |