| Acronym | Meaning |
| HVPS | High Voltage Power Supply |
| PPB | Program Performance Baseline |
| E&D | Engineering And DeveloPment Directorate (JSC) |
| CAD | Computer Aided Design |
| EPROM | Erasable Programmable Read Only Memory |
| PMF | Program Management Facility |
| SMAB | Solid Motor Assembly Building |
| OXY | Oxygen |
| PSOP | Payload Systems Operating Procedures |
| INSTRUMENT | Ground |