| Acronym | Definition |
|---|
| EESC | European Economic and Social Committee |
| EESC | Escola de Engenharia de São Carlos (Portugese: Engineering School of São Carlos) |
| EESC | Europees Economisch en Sociaal Comité (Dutch: European Economic and Social Committee; EU) |
| EESC | Energy-Efficient Server Cluster |
| EESC | École Européenne de Sophrologie et de Communication (French: European School of Communication and Sophrology) |
| EESC | Equivalent Effective Stratospheric Chlorine (also seen as EEASC) |
| EESC | Earth Energy Society of Canada (est. 1985) |
| EESC | Extended Enterprise Supply Chain |
| EESC | Entretien et Services Chantiers (French: Maintenance and Building Services) |
| EESC | Earth & Environmental Sciences Center |
| EESC | Essential Element & Support Controllers |