| Acronym | Meaning |
| SS | Single Sideband |
| ITAP | Integrated Technical Assessment Panel |
| VVI | Vertical Velocity Indicator |
| PROM | Programmable Read-Only Memory |
| GENOPAUSE | Geodetic Satellite In Polar Geosynchronous Orbit |
| TV | Thrust Vector |
| W/T | Wind Tunnel |
| KM | Kilometers |
| REV | Reverse |
| PORB | Production Operations Review Board |