| Acronym | Meaning |
| OAA | Orbiter Alternate Airfield |
| DAB | Data Acquisition Bus |
| IEP | Instantaneous Effective Photo Cathodes |
| SPL | System Programming Language |
| VPI | Valve Position Indicator |
| DBGMP | DBRNData Bank Release Notice |
| FD | Fault Detection |
| OMI | Operations And Maintenance Instruction |
| KPS | Kilometers Per Second |
| SIP | Scientific Instrument Package |