| Acronym | Definition |
|---|
| ECEM | European Conference on Eye Movements |
| ECEM | European Conference on Ecological Modelling |
| ECEM | European College of Economics and Management (Bulgaria) |
| ECEM | Echar Construction Equipment Manufacturers (South Africa) |
| ECEM | Event-Correlation-Based Event Manager (computing) |
| ECEM | Étude Conception Électronique Mécanique (French: Study Design Electronics Mechanics) |
| ECEM | Espace Culturel Etre Maintenant (French: Cultural Space Being Now; religious movement) |
| ECEM | European Congress on Emergency Medicine (European Society for Emergency Medicine) |
| ECEM | International Conference on e-Commerce and e-Management |
