| Acronym | Meaning |
| ORS | Orbital Refueling System |
| GMT | Greenwich Mean Time |
| N/B | Narrow Band |
| OSHA | Occupational Safety And Health Administration |
| DEU | Display Electronic(s) Unit |
| SPP | Simulation Planning Panel |
| GS | Gas Servicer |
| MBV | Main Base Visit |
| IPD | Information Processing Division |
| EOP | Experiments Of Opportunity |