| Acronym | Definition |
|---|
| QEC➣Quality Enhancement Cell (Pakistan) |
| QEC➣Quantum Error Correction |
| QEC➣Questerre Energy Corp. (Canada) |
| QEC➣Quarantine Enforcement Client |
| QEC➣Quick Engine Change |
| QEC➣Quality Environmental Containers, Inc. (Beaver, WV) |
| QEC➣Quod Erat Constructum (Latin: as was asked to be constructed) |
| QEC➣Quebec English Corpus (Quebec, Canada) |
| QEC➣Quaternary Environmental Change (UK) |
| QEC➣Quick Easy Contact (email marketing tool) |
| QEC➣Quadrantal Error Correction |
| QEC➣Quantum Erasure Channel |
| QEC➣Query Engine/Chassis Number (police incident code; New Zealand) |