| Acronym | Definition |
|---|
| EWR➣Newark (Amtrak station code; Newark, NJ) |
| EWR➣Europäischer Wirtschaftsraum (German: European Marketing Area) |
| EWR➣Early Warning Radar |
| EWR➣Early Warning Report |
| EWR➣Newark, NJ, USA - Newark International Airport (Airport Code) |
| EWR➣Electricity at Work Regulations (UK) |
| EWR➣Engineering Work Request (telecommunications, engineering) |
| EWR➣Echills Wood Railway (UK) |
| EWR➣Electronic Warfare Range |
| EWR➣Extreme Warfare Revenge (game) |
| EWR➣Eastern Western Range |
| EWR➣Early Work Release |
| EWR➣Electromagnetic Wave Resistivity |
| EWR➣Environmental Waste Report |