POLLUTANT Synonyms: 33 Similar and Opposite Words

pollutant

noun

pə-ˈlü-tᵊnt

Definition of pollutant

as in contaminant

something that is or that makes impure filtered the pollutants out of the water

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Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of pollutant Wild salmon, for example, may sound healthier, but its liver, kidneys, intestines, head and skin store more chemical pollutants than the rest of the fish. — Sandee Lamotte, CNN Money, 2 Oct. 2026 Their presence raises concerns that a system designed to salvage nutrients can also recycle pollutants. — Edward D. Melillo, The Conversation, 30 Sep. 2026 Both categories exceed the World Health Organization’s guidelines for exposure to the pollutant. — Mary Randolph, Scientific American, 30 Sep. 2026 It’s packed with antioxidants to fend off environmental stressors such as pollutants that otherwise cause signs of aging, reduce puffiness (thank you, natural caffeine), and curb excess sebum. — Sarah Han, Allure, 24 Sep. 2026 See All Example Sentences for pollutant

Recent Examples of Synonyms for pollutant

Noun

The property invested in a water and sewage plant that ensures no contaminants enter the ocean, plus gives detailed training to all staff on sustainability practices.

— Condé Nast, Condé Nast Traveler, 6 Oct. 2026
The monitoring detected a medley of air contaminants commonly associated with burning fossil fuels.

— Tony Briscoe, Los Angeles Times, 6 Oct. 2026

Definition of contaminant

Noun

The study’s authors said that this discovery shows the potential to better remediate synthetic dye chemicals from textile production wastewater to protect vulnerable water supplies from contamination.

— Jennifer Bringle, Footwear News, 2 Oct. 2026
Several food products were recalled in September over concerns ranging from possible salmonella and listeria contamination to undeclared allergens, foreign materials and other potential hazards.

— Sacbee.com, Sacbee.com, 2 Oct. 2026

Definition of contamination

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poll taxes

pollutant

pollutants

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“Pollutant.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/pollutant. Accessed 9 Oct. 2026.

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Synonyms of pollutant

noun

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