| Acronym | Meaning |
| IOPL | Integrated Open Problem List |
| TCS | Thermal Control System (Subsystem) |
| TAR | Technical Analysis Request |
| RCCP | Recorder And Communications Control Panel |
| SYN | Synthetic |
| HYG | LHypergolic |
| TR | TechnicalReport |
| AMSU | Advanced Microwave Sounding Unit |
| WAR | Work Authorization Report |
| D&O | DescriPtion And Operations |