| Acronym | Definition |
|---|
| ELN | Ejército de Liberación Nacional (National Liberation Army, Colombia) |
| ELN | Electronic Library Network |
| ELN | Electronic Laboratory Notebook |
| ELN | Elastin |
| ELN | Explicit Loss Notification |
| ELN | European Laboratory of Nutrients (Netherlands) |
| ELN | Equity Linked Note |
| ELN | Entreprendre en Lorraine Nord (French: Business in North Lorraine) |
| ELN | Exceptional Learning Needs |
| ELN | EarthLink Network |
| ELN | Extremely Low Noise |
| ELN | VAXeln (realtime operating system toolkit; Digital Equipment Corp) |
| ELN | Euro Languages Net (resource) |
| ELN | Eastern Lichen Network |
| ELN | Environmental Librarian's Network |