| Acronym | Meaning |
| OV | Orbital Vehicle |
| DDCU | DC-to-DC Converter Unit |
| SSCE | Solid Surface Combustion Experiment |
| PDE | Particle Dispersion Experiment |
| SWAS | Submillimeter Wave Astronomy Satellite |
| UT | Universal Time |
| ROUS | Rodents Of Unusual Size |
| BFCS | Backup Flight Control System |
| CCRS | Canada Centre For Remote Sensing |
| OCTS | Ocean Color And Temperature Scanner |