impurity
noun
im·pu·ri·ty
(ˌ)im-ˈpyu̇r-ə-tē 
plural impurities
1
: something that is impure or makes something else impure
removing impurities from water
2
: the quality or state of being impure
Examples of impurity in a Sentence
the impurity of the water
The syrup is strained to remove impurities.
The water is free of impurities.
Recent Examples on the Web
The best cleansers for mature skin gently whisk away impurities, excess oil, and debris, all while flooding the skin with ingredients that tackle common concerns that reflect signs of aging.
—
Jenny Berg, Vogue, 2 June 2025
This mineral-rich salt helps boost healthy cell activity, absorbs impurities and excess oil, and leaves skin feeling soft and balanced.
—Christa Joanna Lee, Glamour, 19 Mar. 2025
The aromatic emulsion helped to soothe inflammation while gently pulling out impurities, toxins, and dead skin cells.
—Bianca Salonga, Forbes, 5 Mar. 2025
Combined with a chemical rinse, the process also removes metal catalyst impurities created during manufacturing while maintaining the critical one-dimensional nanostructure that makes CNTs so special.
—Joe Salas
june 10, New Atlas, 10 June 2025
See All Example Sentences for impurity
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Jenny Berg, Vogue, 2 June 2025
This mineral-rich salt helps boost healthy cell activity, absorbs impurities and excess oil, and leaves skin feeling soft and balanced.
—Christa Joanna Lee, Glamour, 19 Mar. 2025
The aromatic emulsion helped to soothe inflammation while gently pulling out impurities, toxins, and dead skin cells.
—Bianca Salonga, Forbes, 5 Mar. 2025
Combined with a chemical rinse, the process also removes metal catalyst impurities created during manufacturing while maintaining the critical one-dimensional nanostructure that makes CNTs so special.
—Joe Salas
june 10, New Atlas, 10 June 2025
See All Example Sentences for impurity
Cite this Entry
“Impurity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/impurity. Accessed 6 Jul. 2025.
Copy CitationKids Definition
impurity
noun
im·pu·ri·ty
(ˈ)im-ˈpyu̇r-ət-ē
plural impurities
1
: the quality or state of being impure
2
: something that is impure or that makes impure
remove impurities from water
Medical Definition
impurity
noun
im·pu·ri·ty
(ˈ)im-ˈpyu̇r-ət-ē
plural impurities
: something that is impure or makes something else impure
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