| Acronym | Definition |
|---|
| ENR | Engineering News Record |
| ENR | Enrolled (bill, resolution, etc. passed by both houses of Congress and re-typed) |
| ENR | Énergies Renouvelables (French) |
| ENR | En Route |
| ENR | Enregistrement (French) |
| ENR | Election Night Reporting (various locations) |
| ENR | Entreprise Numérique Responsable (French: Digital Enterprise Manager) |
| ENR | Enhanced Nutrient Removal |
| ENR | Egyptian National Railways |
| ENR | Enrichment and Reprocessing (technology) |
| ENR | Equivalent Noise Resistance |
| ENR | Environment & Natural Resource |
| ENR | Erie Niagara Records (Buffalo, NY) |
| ENR | Office of Environment and Natural Resources (US Trade Representative) |
| ENR | Electronic Noise Reduction |
| ENR | Excessive Noise Ratio |
| ENR | Expected Net Receivables |
| ENR | Ending Net Receivables (finance) |