contaminant

noun
con·​tam·​i·​nant | \ kən-ˈta-mə-nənt How to pronounce contaminant (audio) \

Definition of contaminant

: something that contaminates

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Examples of contaminant in a Sentence

a filter to remove contaminants from the drinking water

Recent Examples on the Web

In one jar, the teens place shards of copper in the water – with the copper acting as the experimental contaminant. Author: Perry Stein, Anchorage Daily News, "‘Hidden figures in the making’: NASA ends voting for prestigious science competition over racist attacks on students," 3 May 2018 The Environmental Protection Agency reversed course Tuesday and allowed a reporter for The Associated Press to cover a meeting on water contaminants after she was earlier grabbed by the shoulders and shoved out of the building by a security guard. David Bauder, BostonGlobe.com, "EPA guards forcibly remove AP reporter from summit on contaminants," 22 May 2018 Inside the mucilage are carbohydrates and some 60 polysaccharides, or sugars, that have specific effects on different contaminants. Christina Procopiou, Newsweek, "Cactus Guts Could Rid Water of Toxins," 13 Mar. 2016 Scientists estimate that everyone alive today carries within their body at least 700 contaminants, most of which have not been well studied. Tyler Wetherall, Condé Nast Traveler, "The All-Women Sailing Crew Trying to Save the Ocean of Plastic," 27 Nov. 2018 Then, wash the car, removing any surface contaminants such as dirt, grease, and road grime. Anthony Alaniz, Popular Mechanics, "How to Paint a Car," 4 Feb. 2019 On land, pits extend for several acres, filled with turquoise water laden with contaminants. Kejal Vyas |, WSJ, "Desperate Venezuelans Dig Up Paradise in Search of Gold," 20 Nov. 2018 But what happens with the contaminants that go along with that? Patrick Sisson, Curbed, "Booming postindustrial neighborhoods often overlook polluted past," 9 Oct. 2018 The meeting drew residents and officials from Horsham and other affected towns in eastern Pennsylvania, and officials from some of the other dozens of states dealing with the same contaminants. Ellen Knickmeyer, The Seattle Times, "White House called toxins contamination ‘PR nightmare’," 14 Aug. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'contaminant.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of contaminant

1922, in the meaning defined above

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Statistics for contaminant

Last Updated

20 Apr 2019

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Time Traveler for contaminant

The first known use of contaminant was in 1922

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More Definitions for contaminant

contaminant

noun

English Language Learners Definition of contaminant

: something that makes a place or a substance (such as water, air, or food) no longer suitable for use : something that contaminates a place or substance

contaminant

noun
con·​tam·​i·​nant | \ kən-ˈtam-ə-nənt How to pronounce contaminant (audio) \

Medical Definition of contaminant

: something that contaminates

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More from Merriam-Webster on contaminant

Rhyming Dictionary: Words that rhyme with contaminant

Thesaurus: All synonyms and antonyms for contaminant

Spanish Central: Translation of contaminant

Nglish: Translation of contaminant for Spanish Speakers

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