| Acronym | Meaning |
| FCRA | Fecal Collection Receptacle Assembly |
| CIR | Configuration Inspection Report |
| ORCHIS | System |
| HMCF | Hypergolic Maintenance And Checkout Facility |
| RCPT | Receipt |
| TS | Test Site |
| FLPS | Flight Load Preparation System |
| STS | RSystem Test Summary Report |
| SST | SPacecraft Systems Test |
| SSM | EC Space Shuttle Main Engine Controller |