| Acronym | Definition |
|---|
| ETR➣Estimated Time of Return/Repair |
| ETR➣ETSI (European Telecommunications Standards Institute) Technical Report |
| ETR➣Entreprise de Travaux Routiers (French: Company of Road Works) |
| ETR➣Équipe Technique Régionale (French: Regional Technical Team) |
| ETR➣Expected to Be Ready (shipping) |
| ETR➣Études Théologiques & Religieuses (French: Religious & Theological Studies) |
| ETR➣Events to Remember (various locations) |
| ETR➣Education, Training and Research (California) |
| ETR➣Early to Rise (health e-zine) |
| ETR➣Early Token Release |
| ETR➣External Throughput Rate |
| ETR➣Electronically Tuned Radio |
| ETR➣External Time Reference |
| ETR➣End of Term |
| ETR➣Easy to Read |
| ETR➣Eat the Rich |
| ETR➣Etruscan (linguistics) |
| ETR➣Effective Tax Rate |
| ETR➣Estimated Time of Readiness (shipping) |
| ETR➣Express Toll Route |
| ETR➣Electron Transport Rate (biochemistry) |
| ETR➣Education Training and Rehabilitation |
| ETR➣Evaluation Team Report (Ohio educational system) |
| ETR➣Eastern Test Range |
| ETR➣Education and Training Resources (various locations) |
| ETR➣Electronic Toll Road |
| ETR➣Ecological Tax Reform |
| ETR➣Estimated Time of Resolution (software repairs) |
| ETR➣Energize to Run (solenoids) |
| ETR➣Entreprendre en Territoire Rural (French: Business in Rural Territory) |
| ETR➣Entreprise Téléphone Robini (French phone company) |
| ETR➣Early Token Release (FDDI) |
| ETR➣Engineering Test Reactor |
| ETR➣Escape to Reality (various organizations) |
| ETR➣Expected Treatment Response (psychotherapy model) |
| ETR➣Electronic Time Recorder (clock) |
| ETR➣Employer Trip Reduction (commuting cost cut) |
| ETR➣Essex Terminal Railway |
| ETR➣Electronics Technician Radar (US Navy) |
| ETR➣Enjoy the Ride (travel agency) |
| ETR➣Édition Téléphone Rouge (French: Red Phone Edition) |
| ETR➣Everything That Rocks |
| ETR➣Estimated Time of Restoration |
| ETR➣Enabler Test Requirements (Open Mobile Alliance) |
| ETR➣Electronically Tuned Receiver |
| ETR➣Easy-To-Reach (ITU-T) |
| ETR➣Emergency Trauma Response |
| ETR➣Educator's Travel Resource |
| ETR➣Export Traffic Release |
| ETR➣Electronic Tax Register |
| ETR➣Employment & Training Resources |
| ETR➣Experimental Type Rating (US FAA) |
| ETR➣External Timer Reference |
| ETR➣Estimated Time Remaining |
| ETR➣Electronic Target Range (UK) |
| ETR➣Evaporator Temperature Regulator (air conditioning) |
| ETR➣Experimental Test Reactor |
| ETR➣Existing to Remain (architectural/design) |
| ETR➣Engine Transaction Report |
| ETR➣Energy Transfer Ratio |
| ETR➣Embedded Training Requirements |
| ETR➣Estimated Total Return |
| ETR➣External Transfer Rate (Seagate) |
| ETR➣Expanded Test Report |
| ETR➣Engineering Technical Review |
| ETR➣Expected to Realize |
| ETR➣Energie-Transport-Reaktionsmodell (German: Energy Transport Reaction model) |
| ETR➣Extra Testing Rule (reliability testing) |
| ETR➣Engineering Test Requirements |
| ETR➣Energy Trading & Risk |
| ETR➣Extended Target Region |
| ETR➣Equipamento Terminal de Rede (Portuguese) |
| ETR➣End of Tour Report |
| ETR➣Electronically Transmitted Return (US IRS) |
| ETR➣Enhanced Toll Restriction (Teltronics Vision PBX) |