| Acronym | Meaning |
| TSRA | Total System Requirements Analysis |
| MFA | Manned Flight Awareness |
| HPF | Horizontal Processing Facility (O&C) |
| IH/SR | Integration Hardware And Software Review |
| SENS | Sensitivity |
| O-NAV | Onboard Navigation |
| TCID | Test Configuration Identifier Document |
| TPDS | Test Procedures DeveloPment System |
| OOP | Out Of Position |
| OMISS | Operation And Maintenance Instruction Summary Sheet(s) |