1
as in polluted
containing foreign or lower-grade substances
be careful, because impure motor oil can damage your car's engine
Synonyms & Similar Words
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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
Synonyms & Similar Words
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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Caleb Roberts, the director of Downwinders at Risk, said once again, the most vulnerable and polluted communities are left behind.—
Dallas Morning News,
Dallas Morning News,
3 Feb. 2026
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Water from the Yamuna – considered sacred and worshipped by millions – has become so polluted by ammonia from industrial waste that water plants have been unable to treat it.—
Rhea Mogul,
CNN Money,
1 Feb. 2026
Adjective
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The messages—widely condemned as vulgar, misogynistic, racist, and homophobic—also revealed discussions about manipulating media coverage, targeting political opponents, and casual references to the misuse of public funds.—
Israel Melendez Ayala,
Time,
30 Jan. 2026
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Phoenix Open conduct code The Thunderbirds maintain a zero-tolerance policy regarding lewd and lascivious conduct, including but not limited to, disorderly or violent behavior and vulgar or violent language.—
Ed Masley,
AZCentral.com,
29 Jan. 2026
Adjective
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Leptospirosis can also be found in contaminated water or soil and is spread by rodents.—
Michele Laufik,
Martha Stewart,
30 Jan. 2026
-
Dealing with repairs because of the contaminated gas?—
Katie Langford,
Denver Post,
15 Jan. 2026
Adjective
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Weiner pled guilty to transferring obscene material to a minor in 2017 and spent 15 months in federal prison for the crime.—
Martha Ross,
Mercury News,
5 Feb. 2026
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Texas Tech’s student section directed an obscene chant at Kansas’ Darryn Peterson as the freshman guard prepared to shoot a free throw late in the first half of the Jayhawks’ 64-61 victory over the Red Raiders on Monday night at United Supermarkets Arena in Lubbock, Texas.—
Gary Bedore,
Kansas City Star,
4 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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The dangers of some using modern technology to render false, realistic pornographic depictions of real individuals is just one of many concerns people are having in the age of artificial intelligence.—
Hannah Dailey,
Billboard,
23 Jan. 2026
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The legislation would allow individuals whose likeness has been used by AI to generate pornographic photos and videos without their consent to sue those responsible for generating or disseminating the content for upward of $150,000.—
Lauren Green,
The Washington Examiner,
22 Jan. 2026
Adjective
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If the door seal is moldy, clean it well with diluted chlorine bleach and a sponge before running the cleaning cycle.—
Mary Marlowe Leverette,
Southern Living,
25 Jan. 2026
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Wait until active new growth restarts—after the cactus has dropped all its flowers—then restart the feeding routine of a balanced, diluted liquid fertilizer and keep it up through spring and summer.—
Nadia Hassani,
The Spruce,
21 Jan. 2026
Adjective
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Gamers will know Brok as the beloved weapons dealer with an unrivaled artistry for creative, foul-mouthed curses.—
Joe Otterson,
Variety,
30 Jan. 2026
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For starters, 50-foot foul poles were added at each end of the field and work was done in both bullpens.—
Danny Davis,
Austin American Statesman,
30 Jan. 2026
Cite this Entry
“Impure.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/impure. Accessed 8 Feb. 2026.
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