| Acronym | Meaning |
| LOLI | Limited Operational-Life Items |
| OBS | Operational Bioinstrumentation System |
| TFS | Telemetry Format Selection |
| CIS | Contractor's Information Submittal |
| CRW | Control Read/Write |
| SFTA | Structural Fatigue Test Article |
| LEO | Low Earth Orbit |
| OF | Operational Instrumentation MDM-FWD |
| PC | Project Control |
| ERS | Engineering Release System |