| Acronym | Definition |
|---|
| ECRS➣European Cosmic Ray Symposium (est. 1968) |
| ECRS➣Expense & Cost Recovery System (data storage and usage) |
| ECRS➣Estonian Central Register of Securities |
| ECRS➣Eastern Cooperative Recreation School (est. 1940; Canada) |
| ECRS➣Engineered Casting Repair Services (est. 1937) |
| ECRS➣Établissement Centre de Ravitaillement Sanitaire (French: Establishing Sanitary Supply Center) |
| ECRS➣Engineering Competence Reference Standards (UK) |
| ECRS➣East Coast Radar System |
| ECRS➣EKMR (Extended Karnaugh Map Representation) Compressed Row Storage |
| ECRS➣European Coordinate Reference Systems |
| ECRS➣Electron Cyclotron Resonance Source |
| ECRS➣Eastern Charlotte Regional School (St. George, New Brunswick, Canada) |
| ECRS➣Economic & Contingency Reserve Stock |
| ECRS➣European Consortium for Sociological Research (EU) |