| Acronym | Meaning |
| COFI | Checkout And Fault Isolation (on Board) |
| RDCS | Reconfiguration Data Collection SYstem |
| ISI | Instrumentation Support Instruction |
| FCF | Flight Critical Forward |
| PPM | Pulse Position Modulation |
| GMMC | GrGMMCGround Master Measurements List |
| UPS | Uninterruptible Power System |
| ENG | ElectronYstagnogram |
| CAR | Certification Approval Request |
| CUB | Commonality Usage Board |