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 combinationwrinkle-resistant clothesa drug-resistant strain of virus



Definition of resistant (Entry 2 of 2)

: one that resists : resister

Examples of resistant in a Sentence

Adjective These plants are resistant to cold temperatures. He became resistant to the medication.
Recent Examples on the Web: Adjective Technical fabrics, wool and wool blends make getting out less bulky and more resistant to the elements. Washington Post, "How to embrace being outdoors in winter, rather than dreading it," 3 Nov. 2020 The likelihood that others will be able to directly review the data makes the FDA as an institution more resistant to outside interference. Liam Bendicksen, Joshua M. Sharfstein, STAT, "Increase transparency at the FDA: We need sunlight to fight the pandemic," 29 Sep. 2020 Locals previously relied on calcified fish bones to make the bricks more resistant to climate extremes, but the area’s fish stocks have become increasingly scarce in recent years. Theresa Machemer, Smithsonian Magazine, "Study Suggests At-Risk African Heritage Sites Are Often Overlooked," 24 Sep. 2020 So, why are Americans naturally more resistant to wearing masks? CBS News, "Historian Hal Brands on COVID-19's effect on world order," 9 Sep. 2020 Efficient production—the usual standard—took a back seat to virus-resistant production. Bob Davis, WSJ, "A Furniture Maker’s Five-Month Struggle With Covid. ‘You Can’t Really Have a Plan.’," 3 Sep. 2020 But bacteria are mutating all the time and becoming ever more resistant to our existing antibiotic arsenal. Robert Zubrin, National Review, "The FDA Is Stifling Pharmaceutical Innovation," 2 Sep. 2020 The MLS season was suspended in March due to the coronavirus pandemic after the Timbers had played just two games, and the MLS is Back tournament in July was an attempt to resume the season in a virus-resistant bubble. Caitlin Murray, oregonlive, "Portland Timbers lose victory in last-gasp draw to Real Salt Lake, capping off emotional week," 30 Aug. 2020 The chemicals are also used to make carpeting, clothing, furniture and food packaging resistant to stains, water and grease damage. Sandee Lamotte, CNN, "Toxic chemicals may be in fast food wrappers and take-out containers, report says," 6 Aug. 2020 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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Time Traveler for resistant

Time Traveler

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

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Statistics for resistant

Last Updated

16 Nov 2020

Cite this Entry

“Resistant.” Dictionary, Merriam-Webster, Accessed 27 Nov. 2020.

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More Definitions for resistant


How to pronounce resistant (audio)

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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