| Acronym | Meaning |
| MEM | Module Exchange Mechanism |
| SDS | Steering Damping System |
| GLY | Glycol |
| EGT | Estimated Ground Time |
| OTV | Orbiter Transfer Vehicle |
| DNP | Dynamic Nuclear Polarization |
| IPCL | Instrumentation Program And Component List |
| FC | Flight Computer |
| M | BACMarshall Booster Assembly Contractor |
| CV | Deployable Payloads Operation (KSC Co Dir.) |