| Acronym | Meaning |
| SMU | Speaker/microphone Unit |
| VTP | Vehicle Test Plan |
| TTLM | Through-the-Lens Light Metering |
| MDM | Multiplexer/demultiplexer |
| SPOC | Shuttle Payload Operations Contractor |
| ENDF | Evaluated Neutron Data File |
| NORDSAT | Scandinavian Countries Broadcast Satellite |
| LFAM | Low Frequency Accelerometer Modes |
| LANDC | Instrumentation And Communication |
| U | Uranium |