| Acronym | Meaning |
| SLA | ERNO Spacelab Product Assurance Department |
| SLCA | ERNO Spacelab Contract Administration |
| T/A | Turnaround |
| STRB | Strobe |
| MM | Math Model |
| MMES | MSFC Mated Element Systems |
| EVMU | Extra Vehicular Mobility Unit |
| TOPS | Transistorized Operational Phone System |
| EIT | Entry Interface Time |
| G | IWG Ground Interface Working Group |