| Acronym | Meaning |
| AES | Atmospheric Exchange System |
| KNO | KSC Notice |
| FC | Flight Critical |
| NY | Normal To Y-Axis |
| CEIAC | Coastal Engineering Information Analysis Center |
| PMIR | Program Manager's Integration Review |
| SCU | Secondary Control Unit |
| IOCU | Input/Output Control Unit |
| RR | Range Rate |
| DSC | Dedicated Signal Conditioner |