| Acronym | Meaning |
| DRPN | Division De Recherche En Precision Numerique |
| ANEC | American Nuclear Energy Council |
| OSL | Orbiting Solar Laboratory |
| ESDIM | Environmental Science Data Integration And Management |
| FAPS | Freedom Attached Payloads |
| DFDR | Digital Flight Data Recorder |
| EEA | European Environment Agency |
| DPDC | Data Processing And Distribution Center |
| SISEX | Shuttle Imaging Spectrometer Experiment |
| EEMD/NV | Engineering And Energy Management |