| Acronym | Meaning |
| DEMOD | Demodulate |
| DBFN | DBGData Bus Group |
| PLAT | Platform |
| RDOUT | Readout |
| S/C | Stabilization And Control |
| NOMINAL | PerNominal Percent Defective |
| GCA | Ground Controlled Approach |
| LERC | Lewis Research Center (Cleveland |
| CRD | Change Request Disposition |
| CBRF3 | Bromotrifluoromethane (Fire-Extinguishing Material) |