| Acronym | Meaning |
| CCM | E Contract Change Mass Estimate |
| MIP | MinimumImpulsePulse |
| LOS | InstruCtor Operator Station |
| ODRAN | Operational Drawing Revision Advance Notice |
| MRL | Material Requirements List |
| MA | Maintenance (STS) |
| FBAS | Fixed Base Aft Station |
| OPT | OPerational Pressure Transducer |
| MID | Midbody |
| GOE | GrGOEGround Operating EquiPMent |