| Acronym | Meaning |
 | PETA | Performance Evaluation And Trend Analysis |
 | ECO | Engineering Change Order |
 | BFC | Backup Flight Control |
 | TRD | Test Requirements Document |
 | RSL | Resource Support List |
 | LARS | Laminar Angular Rate Sensor |
 | FAWG | Flight Assignment Working Group |
 | ISC | Johnson Space Center (formerly MSC) |
 | VEEI | Vehicle Electrical Engine Interface |
 | CP | Console Processor |