| Acronym | Definition |
|---|
| ELR | Emergency Locking Retractor (seat belts) |
| ELR | Equivalent Loudness Rating |
| ELR | Emergency Locking Retractor |
| ELR | Electronic Linear Retractable |
| ELR | Environmental Law Reporter |
| ELR | Everybody Loves Raymond (TV series) |
| ELR | East Lancashire Railway (UK) |
| ELR | East Lancashire Regiment (UK) |
| ELR | Échange de Lentille Réfractive (French: Refractive Lens Exchange; Canada) |
| ELR | Electronic Lab Reporting |
| ELR | European Load Response (test cycle; ECE-R24 EU regulation) |
| ELR | Electric Long Range (cars) |
| ELR | Extra-Long-Range Aircraft (US DoD) |
| ELR | Environmental Lapse Rate (meteorology) |
| ELR | Electronic Learning Resources |
| ELR | Eddie Lawson Replica (Kawasaki motorcycle model) |
| ELR | Earth Leakage Relay (electronic protection device) |
| ELR | Earth Loop Recall (band) |
| ELR | ExtraLife Radio |
| ELR | Extra Language Resources (Interactive speech pathology resources) |
| ELR | Extra Long Reach |
| ELR | Electronic Loan Review (Affinity Corporation) |
| ELR | Employment of Last Resort |
| ELR | Early Lung Recruitment |
| ELR | Extended Long Reach (Cisco) |
| ELR | Endangered Language Repository (yourDictionary.com) |
| ELR | Engineers Line Reference (UK railways) |
| ELR | Elevated Leg Rests (wheelchair) |
| ELR | Esther Lavonne & the Rottens (band) |
| ELR | Employment and Labour Relations (Canada) |
| ELR | Entreprise Laurain Ramonage (French chimney sweep company) |
| ELR | Electronic Line Replacement (cinematography) |
| ELR | Engineering Liaison Request |
| ELR | Event Likelihood Ratio |
| ELR | Element Level Review |
| ELR | Extended Live Range |