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English definition of “pollute”

pollute

verb [T]     /pəˈluːt/
B2 to make an area or substance, usually air, water, or earth, dirty or harmful to people, animals, and plants, especially by adding harmful chemicals: The pesticides used on many farms are polluting the water supply. We won't invest in any company that pollutes the environment.figurative Many complain that broadcasters pollute the airwaves with sensationalism and sleaze.Environmental issuesRubbish and wasteProtection and protectorsMaking things dirty and untidy
(Definition of pollute verb from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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