1. people, companies, or things that contaminate the environment with harmful substances
Usage: plural form of polluter

Examples

• The government imposed heavy fines on industrial polluters.
• Major polluters must reduce their carbon emissions by 2030.
• Environmental groups are targeting the worst polluters in the region.
• Factory polluters were ordered to clean up the contaminated river.
• The new law holds corporate polluters accountable for environmental damage.
• Air quality improved after several polluters were shut down.
• Citizens protested against polluters dumping waste in their neighborhood.