| Acronym | Meaning |
| DMA | Direct MemorY Access |
| IPS | IRInclination Of The Ascending Return |
| S/S | Subsystem |
| EMSS | Electromagnetic Servoactuator SYstem |
| QTRS | Quarters |
| MIS | Manipulator Jettison System (Subsystem) |
| MOCF | Mission Operations Computational Facilities |
| BP | C/FCenter Frequency |
| MMDB | Master Measurement Data Base |
| SYMM | Symmetrical |