| Acronym | Meaning |
| TPM | Technical Performance Measurement (System) |
| OXY | Oxygen |
| INSTRUMENT/ | Instrument/Communication EquiPment |
| SEC | Secondary |
| OBS | Operational Bioinstrumentation System |
| T/D | Time Delay |
| MYTA | MMYTAMaintainability Task Analyses |
| DP | Design Proof |
| CP-DPO | Deployable Payloads Projects Office (KSC) |
| TCTI | Time Compliance Technical Instruction |