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
Forty-six percent of post-consumer footwear waste is re-wearable, while the remaining 4 percent is contaminated and hindered from recycling due to damage from moisture, paint, heavy dirt, chemicals or other contaminants.
—
Jennifer Bringle, Footwear News, 3 June 2026
The water flows through another screen which removes any contaminants not picked up by the sedimentation tank.
—Emma Hall, Sacbee.com, 3 June 2026
Research has found that when people remove their exposures, the levels of these contaminants in their bodies decrease over the course of several years.
—Mara Hoplamazian, NPR, 2 June 2026
Each batch undergoes multiple tests for active ingredient consistency and contaminant safety.
—Tara Molina, CBS News, 1 June 2026
See All Example Sentences for contaminant
Jennifer Bringle, Footwear News, 3 June 2026
The water flows through another screen which removes any contaminants not picked up by the sedimentation tank.
—Emma Hall, Sacbee.com, 3 June 2026
Research has found that when people remove their exposures, the levels of these contaminants in their bodies decrease over the course of several years.
—Mara Hoplamazian, NPR, 2 June 2026
Each batch undergoes multiple tests for active ingredient consistency and contaminant safety.
—Tara Molina, CBS News, 1 June 2026
See All Example Sentences for contaminant
Recent Examples of Synonyms for contaminant
Noun
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What’s more, handling a mummy exposes it to potential contamination from modern bacteria and fungi, further clouding the picture of its microbial makeup.—
Mindy Weisberger,
CNN Money,
8 June 2026
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Today, dozens of his devices have been installed in city and suburban schools, as well as in residences, but the city’s lead contamination problem is huge.—
Christiana Freitag,
Chicago Tribune,
8 June 2026
Noun
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Pollution concerns are top of mind across much of Asia but less so in many advanced economies where the most dangerous pollutants tend to be less visible.—
Justin Worland,
Time,
3 June 2026
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In the near future, environmental teams could use pocket-sized sensors to detect microscopic pollutants in real time.—
Mrigakshi Dixit,
Interesting Engineering,
3 June 2026
Cite this Entry
“Contaminant.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/contaminant. Accessed 11 Jun. 2026.
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