| Acronym | Meaning |
| EOPAP | Earth And Ocean Physics Application Program |
| ED | Engineering Directive |
| RSD | Requirements And Specifications Document |
| RLF | Relief |
| HMCF | Hypergolic Maintenance And Checkout Facility |
| K-SLPS | KSC Spacelab Project Specification |
| I | LCCS Integrated Launch Control And Checkout System |
| NAP | Navigation Analysis Program |
| STD | Standard |
| HFTF | Horizontal Flight Test Facility |