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 sensor is designed to comply with strict metal composition and surface roughness requirements for the semiconductor industry (SEMI F20), helping to ensure that minimal impurities are introduced from the sensor into the manufacturing process.
—
Prabhat Ranjan Mishra, Interesting Engineering, 5 Oct. 2025
Stir your fruit and/or veggies around in the mixture to loosen up leftover dirt and impurities.
—Patricia Shannon, Southern Living, 2 Oct. 2025
Before eating, wash the watermelon thoroughly to remove any pesticides or impurities from the skin.
—Lauren Manaker Ms, Verywell Health, 2 Oct. 2025
The juice is extracted, boiled, cleaned of impurities, and crystallized.
—Merve Ceylan, Health, 2 Oct. 2025
The mineral-rich solution is collected in a pond after it is drained from the rock and is then exposed to solvents and electricity that attract the minerals like a magnet while leaving water, acid and impurities behind.
—Vanessa Bates Ramirez, Scientific American, 1 Oct. 2025
The red and white clays do the heavy lifting by clearing impurities and tightening pores without over-drying.
—Christa Joanna Lee, Allure, 30 Sep. 2025
Skim off any foamy impurities with a tablespoon.
—Cathy Thomas, Oc Register, 29 Sep. 2025
Any impurities will be in the liquid, which is then run through a multistep distillation process that separates the pure trichlorosilane from anything unwanted.
—IEEE Spectrum, 22 Sep. 2025
Prabhat Ranjan Mishra, Interesting Engineering, 5 Oct. 2025
Stir your fruit and/or veggies around in the mixture to loosen up leftover dirt and impurities.
—Patricia Shannon, Southern Living, 2 Oct. 2025
Before eating, wash the watermelon thoroughly to remove any pesticides or impurities from the skin.
—Lauren Manaker Ms, Verywell Health, 2 Oct. 2025
The juice is extracted, boiled, cleaned of impurities, and crystallized.
—Merve Ceylan, Health, 2 Oct. 2025
The mineral-rich solution is collected in a pond after it is drained from the rock and is then exposed to solvents and electricity that attract the minerals like a magnet while leaving water, acid and impurities behind.
—Vanessa Bates Ramirez, Scientific American, 1 Oct. 2025
The red and white clays do the heavy lifting by clearing impurities and tightening pores without over-drying.
—Christa Joanna Lee, Allure, 30 Sep. 2025
Skim off any foamy impurities with a tablespoon.
—Cathy Thomas, Oc Register, 29 Sep. 2025
Any impurities will be in the liquid, which is then run through a multistep distillation process that separates the pure trichlorosilane from anything unwanted.
—IEEE Spectrum, 22 Sep. 2025
Recent Examples of Synonyms for impurities
Noun
-
Independent testing confirms that the supplement contains the ingredients listed on the label and is free from harmful contaminants.—
Kirstyn Hill,
Health,
6 Oct. 2025
-
Crews worked continuously to prevent contaminants from entering rivers and local water supplies.—
Anna Skinner,
MSNBC Newsweek,
2 Oct. 2025
Noun
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This change limited the state's ability to secure federal funds for energy efficiency projects, address emissions of climate-warming air pollutants at a statewide level, or promote cleaner technologies that don't rely on fossil fuels.—
Joan Meiners,
AZCentral.com,
1 Oct. 2025
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Still, the amount of heavy metals and pollutants in fish really depends on its species and where it was caught or farmed.—
Simon Spichak,
Health,
1 Oct. 2025
Cite this Entry
“Impurities.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/impurities. Accessed 8 Oct. 2025.
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