| Acronym | Meaning |
| PIDA | Payload Installation And Deployment Aid |
| GROUND | OperGround Operations Review Panel |
| ESDU | Event Storage And Distribution Unit |
| MCPS | Major Cost Proposal System |
| SOM | Ship Operations Manager (NASA) |
| DMS | Docking Module Subsystem |
| K-IUSPS | KSC IUS Project Specification |
| QCB | Queue Control Block |
| HAC | Heading Alignment Cylinder |
| LH | Left Hand |