| Acronym | Meaning |
| VE | Vehicle Engineering (KSC VBO Directorate) |
| IEP | Instantaneous Effective Photo Cathodes |
| ECU | Electronic Coupling Unit |
| MT | Magnetic Tape |
| FDDB | Function Designator Data Base |
| PA | Public Address |
| CCM | Controlled Carrier Modulation |
| PAD | Propellant Acquisition Device |
| EGA | Evolved Gas Analysis |
| ICDR | Incremental Critical Design Review |