adjective
- contaminated with harmful or poisonous substances
Examples
- The polluted river killed many fish downstream.
- Air quality warnings were issued due to polluted atmosphere.
- Swimming is prohibited in the polluted lake.
- The factory released chemicals into the polluted groundwater.
- Polluted soil cannot support healthy plant growth.
- The city’s polluted air causes respiratory problems.
- Environmental groups are working to clean polluted waterways.