| Acronym | Meaning |
| LCCD | Launch Commit Criteria Document |
| LVDT | Linear Voltage Differential Transformer |
| LOL | Limit Of Liability |
| ECC | Engineering Critical Component |
| ORR | Operations Requirements Review |
| MAF | Michoud Assembly Facility |
| PFB | Pressure Fed Booster |
| OL | Operational Left DSC Or MDM |
| ESTEC | European Space Technology Center |
| SACS | SADshuttle AuthorizedDocument |