| Acronym | Definition |
|---|
| ECSM | Epic Client Systems Manager (software) |
| ECSM | Effective Current Source Model |
| ECSM | Entente Chateauneuf Saint Marcel (French sports club) |
| ECSM | Eczéma Chronique Sévère des Mains (French: Severe Chronic Hand Eczema) |
| ECSM | European Conference on Sludge Management |
| ECSM | Entente Culturelle et Sportive de Marseille (French: Understanding Cultural and Sportive Marseille; Marseille, France) |
| ECSM | Electrochemical Spark Machining |
| ECSM | Elliptic Curve Scalar Multiplication |
| ECSM | Electrochemical Scanning Microscopy |
| ECSM | Électricité-Câblage-Services-Maintenance (French: Electrical Wiring-Service-Maintenance) |