| Acronym | Meaning |
| CASP | CDS APPlication SL'pport Programs |
| GIA | GPC Interface Adapter |
| QCB | Queue Control Block |
| CIR | Configuration Inspection Report |
| PGR | SPacelab Planning And Ground Rule |
| GA | Gage |
| SCDR | Software Critical Design Review |
| LOS | Input/Output Supervision |
| EMRL | Equipment Maintenance Requirements List |
| CKT | Circuit |