as in contaminant
something that is or that makes impure
filtered the pollutants out of the water
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Recent Examples of pollutant
The report notes that gas stoves can emit pollutants such as nitrogen dioxide, carbon monoxide and particulate matter, which may accumulate indoors if ventilation is inadequate.
—
Liz O'Connell, MSNBC Newsweek, 31 Mar. 2026
Precedent for this idea comes from Poland, where many cities already use freshwater mussels as living sentinels of water quality, wired with sensors that register when the animals clamp their shells shut in response to pollutants.
—IEEE Spectrum, 31 Mar. 2026
Wildfire smoke contains fine particulate matter and other harmful pollutants.
—Bay City News Service, Mercury News, 30 Mar. 2026
Reducing VOCs in your home can improve air quality and protect your health from harmful chemicals and pollutants.
—Louise Parks, Martha Stewart, 30 Mar. 2026
See All Example Sentences for pollutant
Liz O'Connell, MSNBC Newsweek, 31 Mar. 2026
Precedent for this idea comes from Poland, where many cities already use freshwater mussels as living sentinels of water quality, wired with sensors that register when the animals clamp their shells shut in response to pollutants.
—IEEE Spectrum, 31 Mar. 2026
Wildfire smoke contains fine particulate matter and other harmful pollutants.
—Bay City News Service, Mercury News, 30 Mar. 2026
Reducing VOCs in your home can improve air quality and protect your health from harmful chemicals and pollutants.
—Louise Parks, Martha Stewart, 30 Mar. 2026
See All Example Sentences for pollutant
Recent Examples of Synonyms for pollutant
Noun
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Using a combination of durable ceramic materials and specialized membranes, the filtration unit can remove extremely small contaminants while maintaining stable operation through a self-cleaning thermal mechanism that prevents buildup and degradation over time.—
Prabhat Ranjan Mishra,
Interesting Engineering,
30 Mar. 2026
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At locations with little or no planning for floods, contaminants could be released into surrounding communities and taxpayer dollars already invested in remediation could be wasted, the review found.—
ABC News,
ABC News,
30 Mar. 2026
Noun
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If contamination or overdevelopment disrupts those aquifer systems, species like Gveleshapia kvevri could be lost before science even documents their existence.—
Hanna Wickes,
Charlotte Observer,
30 Mar. 2026
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The Mead Johnson fortifier used in the head-to-head clinical trial sponsored by Abbott was acidified to prevent bacterial contamination.—
David Hilzenrath,
USA Today,
29 Mar. 2026
Cite this Entry
“Pollutant.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/pollutant. Accessed 6 Apr. 2026.
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