as in contamination
something that is or that makes impure
a filter to remove contaminants from the drinking water
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Recent Examples of contaminant
They are not tested for contaminants before they are put on the market.
—
Jessica Swirble, Verywell Health, 22 Oct. 2025
The number of contaminants overall is one thing, but many different constituents can be considered contaminants, and some are harmful at all levels, while some are not harmful at lower levels.
—Jasmine Laws, MSNBC Newsweek, 13 Oct. 2025
Potential remedies must protect human health and the environment, protect groundwater, reduce or eliminate future releases of contaminants, and remove the existing contamination.
—Karl Schneider, IndyStar, 8 Oct. 2025
Colorado’s health department and the Marijuana Enforcement Division will collect samples from dispensaries around the state in a one-time spot-check for contaminants or mislabeled potency.
—Meg Wingerter, Denver Post, 23 Sep. 2025
See All Example Sentences for contaminant
Jessica Swirble, Verywell Health, 22 Oct. 2025
The number of contaminants overall is one thing, but many different constituents can be considered contaminants, and some are harmful at all levels, while some are not harmful at lower levels.
—Jasmine Laws, MSNBC Newsweek, 13 Oct. 2025
Potential remedies must protect human health and the environment, protect groundwater, reduce or eliminate future releases of contaminants, and remove the existing contamination.
—Karl Schneider, IndyStar, 8 Oct. 2025
Colorado’s health department and the Marijuana Enforcement Division will collect samples from dispensaries around the state in a one-time spot-check for contaminants or mislabeled potency.
—Meg Wingerter, Denver Post, 23 Sep. 2025
See All Example Sentences for contaminant
Recent Examples of Synonyms for contaminant
Noun
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This could include, but is not limited to, major vermin contamination.—
Sacbee.com,
Sacbee.com,
31 Oct. 2025
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Additionally, various sanitation deficiencies such as old food residue on equipment, lack of proper glove use during food preparation, and pest contamination, city officials said.—
Shambhavi Rimal,
Fort Worth Star-Telegram,
31 Oct. 2025
Noun
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Akaganeite gripped pollutants most strongly, but lepidocrocite had more chemically active sites that triggered faster bond breaking.—
Neetika Walter,
Interesting Engineering,
4 Nov. 2025
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And in Tennessee’s South Memphis, the methane gas turbines that power an xAI data center give off air pollutants contributing to smog and formaldehyde.—
Natalie Kainz,
NBC news,
28 Oct. 2025
Cite this Entry
“Contaminant.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/contaminant. Accessed 5 Nov. 2025.
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