| Acronym | Meaning |
| ISP | Integrated Support Plan |
| TIP | Thrust Inlet Pressure |
| OSDH | Orbiter System Definition Handbook |
| SS | Space Shuttle |
| MACDS | Monitor And Control Display System |
| GPME | General Purpose Mission Equipment |
| LTG | Linear Tangent Guidance |
| MSS | Maintenance Status System |
| LRSI | Low Temperature Reusable Surface Insulation |
| SBD | Schematic Block Diagram |