re·​sis·​tant | \ ri-ˈzi-stənt How to pronounce resistant (audio) \

Definition of resistant

 (Entry 1 of 2)

: giving, capable of, or exhibiting resistance often used in combination wrinkle-resistant clothesa drug-resistant strain of virus



Definition of resistant (Entry 2 of 2)

: one that resists : resister

Examples of resistant in a Sentence


These plants are resistant to cold temperatures. He became resistant to the medication.

Recent Examples on the Web: Adjective

Shellfish are resistant to the toxins but can pass them on to humans and animals who eat them, inducing paralytic shellfish poisoning. Tegan Hanlon, Anchorage Daily News, "Eating shellfish you’ve harvested yourself is risky - and can be deadly," 6 July 2019 Its discoms have grown resistant to paying more than the lowest rates. Kuwar Singh, Quartz India, "A southern state has dealt India’s renewable energy industry a fresh blow," 5 July 2019 Bacteria strains resistant to newer antibiotics were often found just a year or two after doctors started using them. The Economist, "Attack of the superbugs: July 2041," 5 July 2019 Much like granite, quartz countertops are also resistant to stains and scratches, but come in a wider range of colors and designs—like versions of white marble, without the white marble cost. Kelly Dawson, House Beautiful, "Quartz Vs. Granite: Which Is Best for Your Countertops?," 3 July 2019 Wine grapes native to Europe, including Sauvignon Blanc, Chardonnay, Pinot Noir and Riesling, are the least resistant to pests—and require the most pesticides. Irina Ivanova, CBS News, "Climate change means more pesticides in your wine," 3 July 2019 Big takeaways -- 1) @CBP was very resistant to Congressional oversight. Catherine Kim, Vox, "“People drinking out of toilets”: AOC and other Democrats share details from their Texas border facility tour," 2 July 2019 Researchers have found that these creatures, which have long been a prevalent urban pest, are becoming increasingly resistant to almost every kind of chemical insecticide. Kelly Mayes, Science | AAAS, "Cockroaches may soon be unstoppable—thanks to fast-evolving insecticide resistance," 28 June 2019 Proposed legislation aimed at making it easier to build more dense housing in California has stalled amid opposition, mostly from suburban homeowners resistant to new development. Nour Malas, WSJ, "Google Makes Housing Commitment Valued at $1 Billion," 18 June 2019

Recent Examples on the Web: Noun

Making human cells virus-resistant will involve at least 400,000 changes to the genome, according to GP-write’s announcement today. Kelly Servick, Science | AAAS, "Genome writing project aims to rally scientists around virus-proofing cells," 1 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'resistant.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of resistant


15th century, in the meaning defined above


1580, in the meaning defined above

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Statistics for resistant

Last Updated

10 Jul 2019

Look-up Popularity

Time Traveler for resistant

The first known use of resistant was in the 15th century

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More Definitions for resistant



English Language Learners Definition of resistant

: opposed to something : wanting to prevent something from happening
: not affected or harmed by something


re·​sis·​tant | \ ri-ˈzis-tənt How to pronounce resistant (audio) \

Kids Definition of resistant

: capable of withstanding the force or effect of The material is fire-resistant.


variants: also resistent \ -​tənt How to pronounce resistent (audio) \

Medical Definition of resistant

: giving, capable of, or exhibiting resistance often used in combination a drug-resistant strain of virus

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Comments on resistant

What made you want to look up resistant? Please tell us where you read or heard it (including the quote, if possible).


to complain fretfully

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