| Abbreviation | Definition |
|---|---|
| ECC | Electronic Cigarette Convention |
| ECC | Electronic Communications Committee |
| ECC | Electronic Credit Card |
| ECC | Error Correction Circuit |
| ECCB | Electronic Components Certification Board |
| ECCC | Electronic Colloquium on Computational Complexity |
| ECCE | European Certificate on Cybercrime and Electronic |
| ECCF | Electronic Custody and Control Form |
| ECCM | Electronic Counter- Countermeasure |
| ECCM | Electronic Counter-Counter Measures |
| ECCM | Electronic Counter-CounterMeasures |
| ECCMA | Electronic Commerce Code Management Association |
| ECCR | Electronic Cigarette Consumer Reviews |
| ECCR | electronic closed circuit rebreather |
| ECCR | Electronic Continuity of Care Record |
| ECCS | Electrical Communications and Cyber Systems |
| ECCS | Electronic Check Clearing System |
| ECCS | Electronic Concentration Control System |
| ECD | Electrolytic Conductivity Detector |
| ECD | Electronic Caries Detector |