| QMS | Quality Management System | Logistics |
| QEC | Quick Engine Change | Aerospace |
| QFE | Q-Code for air pressure at the current ground level | Aerospace |
| QNE | Q Code For Pressure Altitude | Aerospace |
| QNH | Q code indicating the atmospheric pressure corrected to Mean Sea Level | Aerospace |
| QRA | Quick Reaction Alert | Aerospace |
| QRH | Quick Reference Handbook | Aerospace |
| QED | Quami Ekta Dal | Organisation › Political Party |
| QJD | Quami Janta Dal | Organisation › Political Party |
| QM | Quami Morcha | Organisation › Political Party |