| Acronym | Meaning |
| OTDA | Office Of Tracking And Data Acquisition (now OSTDS) |
| CDT | Compressed DataTape |
| PM | Performance Monitor |
| SAB | SACstrategic Air Command(USAF) |
| SUMS | Shuttle Upper Atmosphere Mass Spectrometer |
| WBC | White Blood Cells |
| SIO | Serial Input/output |
| SCCB | Site Configuration Control Board |
| QLS | Quick Look Station |
| MPIIN | Modification Procurement Instrument Identification |