| Abbreviation | Definition |
|---|---|
| QRB | Quality Requiremens Board |
| QRC | Qualitative Construction Capability |
| QRC | Qualitative Re-construction Capability |
| QRC | Quantum-Resistant Cryptography |
| QRC | Quick Reaction Capability |
| QRC | Quick Reaction Countermeasures |
| QRCT | Quick Reaction Communications Terminal |
| QRD | Quality, Reliability, and Durability |
| QRD | Quick Reaction Demonstration |
| QRD | Quick Reaction Deployment |
| QRE | Quick Reaction Element |
| QRF | Quad Rebel Force |
| QRF | Quarterly Report Form |
| QRF | Quick Reaction Force |
| QRG | Quick Response Graphic |
| QRH | Queens Royal Hussars |
| QRH | Quick Release Holster |
| QRI | Quality and Reliability Improvement |
| QRMP | Quick Response/Reaction Multi-Color(-purpose) Printer |
| QRO | Queen's Regulations and Orders |