| Abbreviation | Definition |
|---|---|
| ERS | Electronic Reporting System |
| ERS | Electronic Restoration Services |
| ERS | Event Reporting Standard |
| ERSP | Electronic reservation service provider |
| ERT | electrical resistance tomography |
| ERT | Electronic Receiver Transmitter |
| ERT | Electronic Registration and Title |
| ERT | Electronic Registration and Titling |
| ERT | Electronic Reporting Tool |
| ERT | Emergency Response Time |
| ERT | Encoder Receiver Transmitter |
| ERTB | Electronic Recording Technology Board |
| ERTF | Electronic Roster Task Force |
| ERTS | Electronic Reporting Tracking System |
| ERW | Electric Resistance Weld |
| ERW | Electric Resistance Welds |
| ERW | Electrical Representatives West |
| ERW | Electrical Resistace Welding |
| ERW | electrical resistance welded |
| ES | Electric Shift |