pollutant B1 Topic:Materials & Substances US /pəˈl(j)uːtənt/ See IPA manual Freq #95474 Meanings 1 noun A substance that makes air, water, or soil dirty or harmful, especially waste from human activity. Cars release pollutants that damage the air in big cities. Thesaurus Synonyms 1 noun · a substance that makes air,... contaminantimpurity Word family Forms pollutants Etymology AI details From pollute + -ant. Topics Materials & Substances External links Google Images Cambridge Dictionary Wiktionary # pollutant **Type:** Word **Level:** B1 **Part of speech:** noun **IPA (US):** /pəˈl(j)uːtənt/ **Frequency rank:** 95474 ## Meanings 1. A substance that makes air, water, or soil dirty or harmful, especially waste from human activity. ## Examples - Cars release pollutants that damage the air in big cities. ## Etymology From pollute + -ant. ## AI Etymology Pollutant comes from pollute + -ant. In present-day English it covers a substance that makes air, water, or soil dirty or harmful, especially waste from human activity. ## Topics - Materials & Substances markdown