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
Also nearby, a USS Lead Superfund site, where lead and arsenic are the main contaminants, is being cleaned up.
—
Adriana Pérez, Chicago Tribune, 31 Aug. 2025
The Clean Label Project screened 134 products and found heavy metals, pesticides, and other contaminants in many protein powders.
—Karen Berger, Verywell Health, 26 Aug. 2025
Independent testing confirms that the supplement contains the ingredients listed on the label and is free from harmful contaminants.
—Emmanuella Ogbonna, Health, 25 Aug. 2025
However, regardless of the formulation, all motor oils accumulate dirt and contaminants during driving, and that can lead to sludge and restricted oil flow unless the oil is changed on a regular schedule.
—Michael Harley, Forbes.com, 25 Aug. 2025
See All Example Sentences for contaminant
Adriana Pérez, Chicago Tribune, 31 Aug. 2025
The Clean Label Project screened 134 products and found heavy metals, pesticides, and other contaminants in many protein powders.
—Karen Berger, Verywell Health, 26 Aug. 2025
Independent testing confirms that the supplement contains the ingredients listed on the label and is free from harmful contaminants.
—Emmanuella Ogbonna, Health, 25 Aug. 2025
However, regardless of the formulation, all motor oils accumulate dirt and contaminants during driving, and that can lead to sludge and restricted oil flow unless the oil is changed on a regular schedule.
—Michael Harley, Forbes.com, 25 Aug. 2025
See All Example Sentences for contaminant
Recent Examples of Synonyms for contaminant
Noun
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In fact, rinsing again can increase the risk of cross-contamination from your sink, hands, or utensils.—
Katie Rosenhouse,
Southern Living,
7 Sep. 2025
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There was what was called the ‘contamination rule’.—
George Caulkin,
New York Times,
6 Sep. 2025
Noun
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More rural parts of the country can also see overflows from factory farms, leading to large amounts of animal waste and other pollutants ending up in ponds, lakes and rivers.—
Christopher Cann,
USA Today,
3 Sep. 2025
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The pollutants that were pumped into the river, unregulated for decades, pose the biggest threat to its ecosystem.—
Adriana Pérez,
Chicago Tribune,
31 Aug. 2025
Cite this Entry
“Contaminant.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/contaminant. Accessed 9 Sep. 2025.
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