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
The federal agency has been working to reduce dietary exposure to contaminants for children to as close to zero as possible.
—
Madeline Holcombe, CNN Money, 25 Oct. 2025
The microbes generate new iron-rich minerals that absorb contaminants, which can then be safely collected or reused, reducing both costs and environmental impact.
—Aamir Khollam, Interesting Engineering, 24 Oct. 2025
This uses natural ingredients and surfactants to deal with mold and other contaminants on surfaces, such as bacteria.
—Daley Quinn, Southern Living, 23 Oct. 2025
They are not tested for contaminants before they are put on the market.
—Jessica Swirble, Verywell Health, 22 Oct. 2025
See All Example Sentences for contaminant
Madeline Holcombe, CNN Money, 25 Oct. 2025
The microbes generate new iron-rich minerals that absorb contaminants, which can then be safely collected or reused, reducing both costs and environmental impact.
—Aamir Khollam, Interesting Engineering, 24 Oct. 2025
This uses natural ingredients and surfactants to deal with mold and other contaminants on surfaces, such as bacteria.
—Daley Quinn, Southern Living, 23 Oct. 2025
They are not tested for contaminants before they are put on the market.
—Jessica Swirble, Verywell Health, 22 Oct. 2025
See All Example Sentences for contaminant
Recent Examples of Synonyms for contaminant
Noun
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Such weapons are considered ideal tools for terrorism, designed to cause fear, disruption, and long-term contamination rather than mass destruction.—
Bojan Stojkovski,
Interesting Engineering,
9 Nov. 2025
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To avoid contamination, team members had their DNA genotyped so their own sequences could be identified and removed from the samples.—
Katie Hunt,
CNN Money,
7 Nov. 2025
Noun
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In fact, air purifiers that are designed with high-efficiency particulate air (HEPA) filters are quite successful at removing both pollutants and much of the dust from indoor air.—
Karen Brewer Grossman,
Southern Living,
9 Nov. 2025
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Today slop’s pejorative bite is increasingly aimed at all things AI, treating it as an undeniable cultural pollutant.—
Deni Ellis Béchard,
Scientific American,
8 Nov. 2025
Cite this Entry
“Contaminant.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/contaminant. Accessed 15 Nov. 2025.
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