| Acronym | Meaning |
| FCRA | Fecal Collection Receptacle Assembly |
| MAC | Maximum Concentration Of Organics |
| TR | Test Request |
| FHP | Fuel High Pressure |
| DUPLXR | Duplexer |
| POCC | Payload Operations Control Center |
| FLEX | Flexible |
| PAM | Pulse Amplifier Modulation |
| OMR | Operations And Maintenance Requirements |
| V&DA | Video And Data Acquisition |