as in contaminants
something that is or that makes impure
impurities in the water made it cloudy
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Recent Examples of impurities
The typical three-week distillation used across the industry can pull in impurities and accentuate the notes’ polarizing qualities.
—
Adam Hurly, Robb Report, 2 Sep. 2025
Oily residue, hard-water deposits, and other impurities build up over time, slowing down the inner workings of your machine and influencing the taste of your coffee.
—Patricia S York, Southern Living, 1 Sep. 2025
Briogeo’s scalp serum delivers a cooling sensation while lifting impurities that weigh hair down.
—Conçetta Ciarlo, Vogue, 26 Aug. 2025
The process includes a gentle vacuum suction to remove impurities, exfoliation to clear clogged pores, and the infusion of hydrating serums that promote healthy, radiant skin.
—Pooja Shah, Forbes.com, 26 Aug. 2025
Hollow-fiber forward-osmosis membranes developed by Toyobo are designed to allow water molecules to pass while rejecting salts and impurities, improving overall efficiency in modern setups.
—Kaif Shaikh, Interesting Engineering, 25 Aug. 2025
Many matches that stretch to five sets are hailed as classics, but closer inspection reveals their lulls and impurities.
—Matthew Futterman, New York Times, 19 Aug. 2025
In research described in Nature Nanotechnology, Jiong Lu and his colleagues at National University of Singapore and in China developed a technique that can grow a 200-millimeter sheet of a new kind of ultrathin carbon material in just 3 seconds, with no detectable impurities.
—IEEE Spectrum, 18 Aug. 2025
Those expenses may include removing impurities, gathering the products in central locations, and transporting the oil and gas to where it will be sold.
—Jacob Orledge, ProPublica, 15 Aug. 2025
Adam Hurly, Robb Report, 2 Sep. 2025
Oily residue, hard-water deposits, and other impurities build up over time, slowing down the inner workings of your machine and influencing the taste of your coffee.
—Patricia S York, Southern Living, 1 Sep. 2025
Briogeo’s scalp serum delivers a cooling sensation while lifting impurities that weigh hair down.
—Conçetta Ciarlo, Vogue, 26 Aug. 2025
The process includes a gentle vacuum suction to remove impurities, exfoliation to clear clogged pores, and the infusion of hydrating serums that promote healthy, radiant skin.
—Pooja Shah, Forbes.com, 26 Aug. 2025
Hollow-fiber forward-osmosis membranes developed by Toyobo are designed to allow water molecules to pass while rejecting salts and impurities, improving overall efficiency in modern setups.
—Kaif Shaikh, Interesting Engineering, 25 Aug. 2025
Many matches that stretch to five sets are hailed as classics, but closer inspection reveals their lulls and impurities.
—Matthew Futterman, New York Times, 19 Aug. 2025
In research described in Nature Nanotechnology, Jiong Lu and his colleagues at National University of Singapore and in China developed a technique that can grow a 200-millimeter sheet of a new kind of ultrathin carbon material in just 3 seconds, with no detectable impurities.
—IEEE Spectrum, 18 Aug. 2025
Those expenses may include removing impurities, gathering the products in central locations, and transporting the oil and gas to where it will be sold.
—Jacob Orledge, ProPublica, 15 Aug. 2025
Recent Examples of Synonyms for impurities
Noun
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Or just smarter smoke alarms and radon detectors that also check for dozens of different contaminants.—
John Koetsier,
Forbes.com,
8 Sep. 2025
-
Always obtain the certificate of analysis for any product and check the chain of custody to verify the source and confirm there are no contaminants.—
Sherri Gordon,
Health,
8 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
“Impurities.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/impurities. Accessed 9 Sep. 2025.
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