| Acronym | Meaning |
| DRAO | Dominion Radio Astrophysical Observatory |
| CERES | Clouds And Earth's Radiant Energy System |
| IML | International Microgravity Lab |
| ISY | International Space Year |
| SAR | Search And Rescue / Synthetic Aperture Radar |
| ETM | Enhanced Thematic Mapper |
| DMR | Differential Microwave Radiometer |
| GOX | Gaseous OXygen |
| SLC | Space Launch Complex |
| SSPO | Space Shuttle Program Office |