| Acronym | Definition |
|---|
| CREL | Commercial Real Estate Loan |
| CREL | Chemical Reaction Engineering Laboratory (Washington University in St. Louis and Kasetsart University) |
| CREL | Contactless Registry Event Listener (digital money) |
| CREL | Centro Regionale Etnografico Linguistico (Italian: Regional Center of Ethnography Language) |
| CREL | COMSOL Reaction Engineering Lab (software) |
| CREL | Circular Regional Externa de Lisboa |
| CREL | Centrica Renewable Energy Ltd. (Windsor, Berkshire, England, UK) |
| CREL | Centre for Reproduction and Early Life (University of Nottingham; UK) |