| Acronym | Meaning |
| CON | Contact |
| HDRSS | High Data Rate Storage System |
| ESPS | Experiment Segment Pallet Simulator |
| IAS | Integrated Avionics System |
| TAL | Transoceanic Abort Landing |
| IDD | Interface Definition Document(s) |
| MPS | Main Propulsion System |
| CMTS | Computerized Maintenance Test System |
| EMF | Electromotive Force |
| MODEM | Modulator-Demodulator |