| Acronym | Meaning |
| HMC | Hypergolic Maintenance And Checkout |
| LMSC | Lockheed Missiles And Space Corporation |
| S/W | Software |
| SSMECA | Space Shuttle Main Engine Controller Assembly |
| MASDC | Military Aircraft Storage And Disposition Center |
| MACH | Velocity Relative To The Speed Of Sound |
| GIA | GPC Interface Adapter |
| IASS | Inverter/ATCS Support Structure |
| MAB | Materials Applications Board |
| PRCB | ProgramReview Control Board |