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
Runoff often carries pollutants from land into waterways and water can pick up bacteria, sediments, fertilizers and other contaminants, impacting the clarity and safety of the water, according to the 2025 Long Island Sound Beach Report.
—
Stephen Underwood, Hartford Courant, 12 June 2025
Moreover, these strips don’t test for other contaminants that can also be deadly.
—Katia Hetter, CNN Money, 5 June 2025
In addition to removing airborne contaminants, the purifier helps neutralize odors, smoke, and fumes, so their air will not only feel healthier, but also smell better.
—Alicia Geigel, Southern Living, 3 June 2025
Unlike berries, watermelons grow on the ground, exposing them to all sorts of contaminants—dust, soil, dirty water, animal waste, improperly composted manure, and more.
—Caroline Tien, SELF, 16 June 2025
See All Example Sentences for contaminant
Stephen Underwood, Hartford Courant, 12 June 2025
Moreover, these strips don’t test for other contaminants that can also be deadly.
—Katia Hetter, CNN Money, 5 June 2025
In addition to removing airborne contaminants, the purifier helps neutralize odors, smoke, and fumes, so their air will not only feel healthier, but also smell better.
—Alicia Geigel, Southern Living, 3 June 2025
Unlike berries, watermelons grow on the ground, exposing them to all sorts of contaminants—dust, soil, dirty water, animal waste, improperly composted manure, and more.
—Caroline Tien, SELF, 16 June 2025
See All Example Sentences for contaminant
Recent Examples of Synonyms for contaminant
Noun
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The findings come as Southern California beaches near the United States-Mexico border have repeatedly faced closures due to contamination.—
Joe Edwards,
MSNBC Newsweek,
19 June 2025
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The contamination was found by FSIS in a routine sample collection of FreshRealm's chicken fettuccine Alfredo in March of this year.—
Rachel Raposas,
People.com,
18 June 2025
Noun
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Because of Memphis' history of exceptionally poor air quality, any new source of pollutants requires permitting and emissions testing.—
ArsTechnica,
ArsTechnica,
18 June 2025
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People who may be especially sensitive to the effects of elevated levels of pollutants include the very young and those with preexisting respiratory problems such as asthma or heart disease.—
KANSAS CITY STAR WEATHER BOT,
Kansas City Star,
18 June 2025
Cite this Entry
“Contaminant.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/contaminant. Accessed 2 Jul. 2025.
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