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 If supply were tightening, researchers would expect to see more impurities in the samples, because dealers would have a greater profit incentive to dilute their product with adulterants, Nabarun Dasgupta, the head of the lab, told me. — Marie-Rose Sheinerman, The Atlantic, 6 July 2026 Fusion reactions require near-absolute vacuum conditions to prevent impurities from cooling the plasma. — Aman Tripathi, Interesting Engineering, 4 July 2026 The sulfate-free formula washes off makeup and impurities without stripping away moisture. — Sian Babish, PEOPLE, 1 July 2026 Once dense and lumpy, the balm is now a silky and lush oil that melts away impurities while leaving my skin hydrated. — Gina Vaynshteyn, StyleCaster, 30 June 2026 Over time, filters become less effective at removing sediment, impurities, and lingering tastes from your water supply. — Caroline Lubinsky, Martha Stewart, 27 June 2026 Korean cleansing oils help with this problem by thoroughly washing away impurities without the harsh stripping. — Alanna Martine Kilkeary, Glamour, 23 June 2026 In addition to formulation design, product safety can also be influenced by trace impurities introduced during manufacturing. — Zachary Reed, Mercury News, 23 June 2026 Rinse the almonds in a colander, running them under cool water to remove dust or impurities. — Chelsea Rae Bourgeois, Health, 18 June 2026

Recent Examples of Synonyms for impurities

Noun

Jegede said most root vegetables like potatoes and carrots, along with any fruit that has an outer layer, can be washed to remove potential contaminants, even if they were covered in ash.

— Christopher Buchanan, Los Angeles Times, 8 July 2026
Check the certification label to verify which contaminants it has been tested to reduce, and replace cartridges according to the manufacturer’s instructions.

— Brad Reisfeld, The Conversation, 6 July 2026

Definition of contaminants

Noun

As whole house fans and swamp coolers can suck additional pollutants inside, the department recommends using air purifiers or air conditioners as alternatives when possible.

— Corinne Purtill, Los Angeles Times, 4 July 2026
The material can power reactions such as oxidizing organic molecules, potentially degrading pollutants, sterilizing surfaces, or enabling photocatalytic chemistry to continue later in the dark.

— New Atlas, New Atlas, 3 July 2026

Definition of pollutants

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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 11 Jul. 2026.

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Synonyms of impurities

noun

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