IMPURITIES Synonyms: 31 Similar and Opposite Words

impurities

noun

plural of impurity

as in contaminants

something that is or that makes impure impurities in the water made it cloudy

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Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of impurities Purification removes unwanted impurities, while dehydration reduces moisture content. — Prabhat Ranjan Mishra, Interesting Engineering, 28 Oct. 2026 Ice•ology trays use a slow-freezing process designed to separate impurities and air bubbles from the ice, creating crystal-clear cubes that elevate cocktails, mocktails and everyday beverages. — ABC News, 24 Oct. 2026 For the collection, the mill applies a special cleaning process to cotton that removes 80 percent of impurities. — Angela Velasquez, Footwear News, 21 Oct. 2026 This shampoo also has hydrolyzed keratin to smooth hair and boost shine, while chelating agents will remove those hard water impurities to keep hair feeling and looking healthy. — Audrey Noble, Vogue, 21 Oct. 2026 Derms love La Roche-Posay’s Toleriane Hydrating Gentle Cleanser and CeraVe’s Hydrating Facial Cleanser; both formulas are super gentle but still remove SPF, makeup, and other impurities. — Kara Nesvig, Allure, 16 Oct. 2026

Recent Examples of Synonyms for impurities

Noun

For those concerned about product quality, Todd says to look for third-party certification labeling to check manufacturing, label contents, and contaminants.

— Tom Gavin, EverydayHealth.com, 2 Nov. 2026
The idea is that high-intensity fires such as the 2025 Eaton fire and Palisades fire often sterilize soil, killing all its beneficial organisms and fungi, and leave behind various contaminants.

— Pedro Moura, Los Angeles Times, 1 Nov. 2026

Definition of contaminants

Noun

And when methane leaks from oil and gas operations, toxic air pollutants such as benzene are released along with it, which has been linked to various forms of cancer.

— Elizabeth Bechard, Time, 6 Nov. 2026
Other studies have uncovered environmental exposure to hormone-mimicking pollutants that could skew the odds.

— New Atlas, New Atlas, 5 Nov. 2026

Definition of pollutants

Noun

In one of the heaviest contaminations of TCE and PCE documented, thousands of soldiers and their families were exposed to the solvents at North Carolina’s Camp Lejeune from 1953 to 1987.

— WUFT News, Miami Herald, 29 July 2026
And the Food and Drug Administration is also investigating contaminations that may be tied to a different outbreak.

— Mary Randolph, Scientific American, 24 July 2026

Definition of contaminations

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impureness

impurities

impurity

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“Impurities.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/impurities. Accessed 9 Nov. 2026.

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Synonyms of impurities

noun

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