| Acronym | Definition |
|---|
| ECCN➣Export Control Classification Number |
| ECCN➣Export Commodity Control Number |
| ECCN➣Export Control Commodity Number |
| ECCN➣European Conference on Clinical Neuroimaging |
| ECCN➣Export Commodity Classification Number |
| ECCN➣Examen de Connaissances sur le Cadre de Nomination (French: Knowledge Test Appointment Framework; Canada) |
| ECCN➣Ecumenical Child Care Network (est. 1984) |
| ECCN➣European Competence in Care and Nursing (training organization; various locations) |