| Acronym | Meaning |
| SSA | 1/0 GCOS Program Element Name |
| FDR | Functional Design Review |
| INSTRUMENT | Checkout Equipment |
| KPS | Kilometers Per Second |
| EDR | Engineering Design Review |
| DAU | Data Acquisition Unit |
| EMS | Electromagnetic Susceptibility |
| T/TCA | Thrust/Translation Control Assembly |
| DFRC | Hugh L. Dryden Flight Research Center |
| PICRS | Program Information Coordination And Review |