| Acronym | Meaning |
| MG | Magnesium |
| MAT | Matrix |
| M | ESAMiniature Electrostatic Accelerometer |
| PRT | PulseRepetitionTime |
| IPS | Inertial Reference Integrating Gyro |
| TO | Operations Management (KSC Directorate) |
| PGU | Plant Growth Unit |
| B-1 | DIV B-1 Division (Rockwell) |
| AMF | Astronaut Memorial Foundation |
| PF | Preflight |