| Abbreviation | Definition |
|---|---|
| QSE | Quality Systems Engineering |
| QSF | Quebec Special Forces |
| Q-Ship | Decoy Ship |
| QSN | Quality Satellite Network |
| QSOP | Quadripartite Standing Operating Procedures |
| QSR | Quality Surveillance Representative |
| QSR | Quarterly Software Release |
| QSTAG | Quadripartite Standardization Agreement |
| QSV | Quality, Service, and Value |
| QT | Qualification Test |
| QT | Quick Time |
| QT | Quiet Time |
| QTA | Qualification Test Article |
| QTB | Quarterly Training Brief |
| QTC | Quarterly Training Conference |
| QTE | Qualified Technological Equipment |
| QTG | Quarterly Training Guidance |
| QTI | Question And Test Interoperability |
| QTID | Quadrilateral Technical Interface Design Plan |
| QTR | Quarter |