| Acronym | Meaning |
| BPV | Bipropellant Valve |
| DCC | DCCUDigital Command And Control Unit |
| PITG | Payload Integration Task Group |
| Q | Dynamic Pressure |
| CPMP | Crew Procedures Management Plan |
| DDDU | Digital Decoder Driver Unit |
| PTA | Potential Toxic Area |
| DS | Data Storage |
| ADSF | Advanced Directional Solidification Furnace |
| PCI | Product Configuration Identification |