| Acronym | Meaning |
| KDU | Keyboard And DisPlay Unit |
| TAR | Technical Analysis Request |
| TRL | Test Readiness List |
| QAVT | Qualification For Acceptance Vibration Testing |
| RAX | Remote Access Computing System |
| MCF | Mission Control Facility |
| SDI | Selective Dissemination Of Information |
| IAL | International Algebraic Language |
| RC | Rate Command |
| BSI | Basic Shipping Instructions |