1
as in polluted
containing foreign or lower-grade substances
be careful, because impure motor oil can damage your car's engine
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Antonyms & Near Antonyms
2
as in vulgar
depicting or referring to sexual matters in a way that is unacceptable in polite society
Victorian notions of what qualified as impure art now strike us as laughable
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Antonyms & Near Antonyms
Example Sentences
Examples are automatically compiled from online sources to
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Recent Examples of impure
Curtain calls In 1900, more than 6,000 people in England were poisoned by beer that had been brewed using impure sulfuric acid containing arsenic.
—
Scott Lafee, San Diego Union-Tribune, 2 Sep. 2025
This method combines impure raw silicon with pure aluminum, lowering the melting temperature compared to conventional polysilicon production.
—Jijo Malayil, Interesting Engineering, 12 Aug. 2025
Water was often impure, too, especially with the war going on.
—Doug Ross, Chicago Tribune, 10 June 2025
The trash is heated to break it into crude, impure syngas, which is then zapped with plasma torches to further refine it.
—IEEE Spectrum, 22 Nov. 2011
See All Example Sentences for impure
Scott Lafee, San Diego Union-Tribune, 2 Sep. 2025
This method combines impure raw silicon with pure aluminum, lowering the melting temperature compared to conventional polysilicon production.
—Jijo Malayil, Interesting Engineering, 12 Aug. 2025
Water was often impure, too, especially with the war going on.
—Doug Ross, Chicago Tribune, 10 June 2025
The trash is heated to break it into crude, impure syngas, which is then zapped with plasma torches to further refine it.
—IEEE Spectrum, 22 Nov. 2011
See All Example Sentences for impure
Recent Examples of Synonyms for impure
Adjective
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Their waterways are polluted and undrinkable, yet citizens still wash their clothes and utensils in them.—
Voice of the People,
New York Daily News,
25 Feb. 2026
-
The neighborhoods closest to the data center are already some of the most polluted in Denver, the organizers noted.—
Elise Schmelzer,
Denver Post,
23 Feb. 2026
Adjective
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Colt Gray sent grandmother concerning texts In her testimony, Polhamus reviewed several angry, vulgar text messages from Colt Gray that showed his spiraling mental health and penchant for outbursts.—
Eric Levenson,
CNN Money,
20 Feb. 2026
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Brush was also behind an 1898 National League rule that prohibited indecent, vulgar or obscene language.—
Libby Cierzniak,
IndyStar,
20 Feb. 2026
Adjective
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If exposed, find fresh air, rinse your eyes with room-temperature water for 10 to 15 minutes, remove contaminated clothing, and wash your body with soap and water.—
Mark Gurarie,
Verywell Health,
25 Feb. 2026
-
Mercury exposure in humans, which can affect the brain, cardiovascular and nervous systems, often occurs through consumption of contaminated fish and shellfish.—
Connor Giffin,
Louisville Courier Journal,
20 Feb. 2026
Adjective
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Others include copropraxia, or obscene gestures, and non-obscene but socially inappropriate tics, such as making kissing sounds, spitting or touching others.—
Rena Zito,
Fortune,
26 Feb. 2026
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Davidson has Tourette's with Coprolalia, which involves involuntary outbursts of obscene words or socially inappropriate and derogatory remarks, according to the Tourette Association of America.—
Brendan Morrow,
USA Today,
24 Feb. 2026
Adjective
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Second, a dilute hydrochloric acid is used to dissolve the remaining lithium and the transition metals—nickel, cobalt, and manganese.—
Aman Tripathi,
Interesting Engineering,
12 Oct. 2025
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For example, Wilson’s team is exploring whether dilute acids speed up weathering.—
Robert F. Service,
Science | AAAS,
3 Sep. 2020
Adjective
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Forty-five states have enacted laws specifically on deepfake pornographic images.—
Jack Harvel,
Kansas City Star,
23 Feb. 2026
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The Barry University law professor arrested this week had hundreds, and possibly thousands, of pornographic photos and videos of children on his hard drive, according to the affidavit for his arrest released Thursday.—
Steven Walker,
The Orlando Sentinel,
19 Feb. 2026
Adjective
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On a diluted basis, earnings came in at 16 cents a share, down from 33 cents in the year-earlier quarter.—
Dade Hayes,
Deadline,
18 Feb. 2026
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Very diluted bleach can be used to disinfect surfaces where food with potentially harmful bacteria, like raw chicken, was prepared, but Dunivin recommends using other food-contact sanitizers instead.—
Jamie Friedlander Serrano,
Time,
17 Feb. 2026
Adjective
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Aiden Robbins continued his phenomenal day with a solo home run off the foul pole in right field.—
David Eckert,
Austin American Statesman,
21 Feb. 2026
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The foul smell permeated the area, too.—
Gary Phillips,
New York Daily News,
21 Feb. 2026
Cite this Entry
“Impure.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/impure. Accessed 28 Feb. 2026.
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