contaminant

noun

con·​tam·​i·​nant kən-ˈta-mə-nənt How to pronounce contaminant (audio)
: something that contaminates

Examples of contaminant in a Sentence

a filter to remove contaminants from the drinking water
Recent Examples on the Web
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.
Gerbera daisy The decorative plant isn’t just a flowering cutie but a powerful eliminator of contaminants. Rebecca Torres, USA Today, 16 Apr. 2025 After the devastating Camp fire in Paradise in 2018, soil testing of 12,500 properties revealed that nearly one-third still contained dangerous levels of contaminants even after the first 6 inches of topsoil were scraped by federal crews. Corinne Purtill, Los Angeles Times, 15 Apr. 2025 In the first step of pyrolysis, community recyclers collect the plastic waste and clean it to remove any contaminants. Alexander Kaplitz, The Conversation, 18 Mar. 2025 The study, recently published in the journal Environmental Pollution, has pinpointed mining operations in the Pacific Northwest as the source of contaminants. Jack Knudson, Discover Magazine, 2 Apr. 2025 See All Example Sentences for contaminant

Word History

First Known Use

1922, in the meaning defined above

Time Traveler
The first known use of contaminant was in 1922

Browse Nearby Words

Cite this Entry

“Contaminant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/contaminant. Accessed 23 Apr. 2025.

Kids Definition

contaminant

noun
con·​tam·​i·​nant kən-ˈtam-ə-nənt How to pronounce contaminant (audio)
: something that contaminates

Medical Definition

contaminant

noun
con·​tam·​i·​nant kən-ˈtam-ə-nənt How to pronounce contaminant (audio)
: something that contaminates

More from Merriam-Webster on contaminant

Last Updated: - Updated example sentences
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