| Acronym | Meaning |
| LMK | Landmark |
| EBCDC | Extended Binary Coded Decimal |
| CITE | Cargo Integration Test Equipment |
| QUAL | Quality |
| CIN | Change Identification Number |
| PRP | Personnel Reliability Program |
| GETI | Ground Elapsed Time Of Ignition |
| DDI | Discrete Data Input |
| PDRS | Payload Deployment And Retrieval System |
| RD | Round |