| Acronym | Meaning |
| OTEMP | Overtemperature |
| NGT | NASA Ground Terminal |
| R | IMPMinimum Range To Avoid Plum Impingement |
| FOC | Full Operational Capability |
| SGSC | Strain Gage Signal Conditioner |
| HFDS | Hydrogen Fluid Distribution System |
| GORP | GrGORPGround Operations Requirements Plan |
| LESS | Leading Edge Structure Subsystem |
| SRSS | Shuttle Range Safety System |
| M&RF | Maintenance And Refurbishing Facility |