| Acronym | Meaning |
| PIC | Pyro Initiator Controller |
| PCTR | Pad Connection Terminal Room |
| PFTA | PaY[oad Flight Test Article |
| GBS | Ground Based Software |
| BMU | Bus Monitor Unit |
| SPPL | Spare Parts Provisioning List |
| AESE | Airborne Electrical Support Equipment |
| DIP | Display Input Processor |
| DVS | Design Verification Specification |
| OHC | Onboard Hard Copier |