| Acronym | Meaning |
| MZFW | MMZFWMaximum Zero Fuel Weight |
| E&D | Engineering And Development |
| DDL | Data Downlink |
| PEIR | Project Equipment Inspection Record |
| VAL | Valid |
| T/L | Talk And Listen |
| S/SYS | Subsystem |
| MRI | Measurement Requirements And Interface |
| JSLWG | Joint Spacelab Working Group |
| SRPA | Spherical Retarding Potential Analyzer |