| Acronym | Meaning |
| LSM | Life Science Module |
| HAL | Houston Aerospace Language |
| PDCS | Power Distribution And Control System (Subsystem) |
| PWB | Printed Wire Board |
| PTCS | Propellant Tanking Computer System |
| LSR | Launch Site Recovery |
| PCMMU | Pulse-Code Modulation Master Unit |
| SDF | System Development Facility (Breadboard) |
| GWA | General Work Area |
| EAS | Equivalent Air Speed |