| Acronym | Definition |
|---|
| QDT➣Data (File Name Extension) |
| QDT➣Quintessence of Dental Technology (annual publication) |
| QDT➣Quicken Data |
| QDT➣Quiet Drive Technology |
| QDT➣Quicken Dictionary |
| QDT➣Quark Dictionary |
| QDT➣Qualified Domestic Trust (estate planning) |
| QDT➣Qualified Disability Trust |
| QDT➣Quiet Drive Technology (Quantum) |
| QDT➣Quantum Dental Technologies (Toronto, ON, Canada) |
| QDT➣Quantum-Defect Theory |
| QDT➣Queisser Daten Technik (German telecommunications company) |