resistant

1 of 2

adjective

re·​sis·​tant ri-ˈzi-stənt How to pronounce resistant (audio)
Synonyms of resistantnext
: giving, capable of, or exhibiting resistance
often used in combination
wrinkle-resistant clothes
a drug-resistant strain of virus

resistant

2 of 2

noun

: 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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Adjective
Sunbrella is known for its all-weather, stain-resistant fabric that can handle the elements while cozying up patio sofas and chairs. Mariana Best, Better Homes & Gardens, 6 Mar. 2026 Some analysts have suggested that Iran has drawn from Russia’s extensive battlefield experience with the drones, including modifications such as anti-jamming antennas, electronic warfare-resistant navigation, and new warheads. Dylan Butts, CNBC, 5 Mar. 2026 While initially conceived for seismic-resistant construction, this technology can be used for a wide range of real-world applications. Mrigakshi Dixit, Interesting Engineering, 5 Mar. 2026 Scientists are urging the Environmental Protection Agency to stop PFAS at their source by banning the toxic chemical compounds and mandating the production of safe alternatives to satisfy consumers' thirst for stain-resistant, non-stick products. Jennifer McLogan, CBS News, 5 Mar. 2026 See All Example Sentences for resistant

Word History

First Known Use

Adjective

15th century, in the meaning defined above

Noun

1548, in the meaning defined above

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

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Cite this Entry

“Resistant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/resistant. Accessed 9 Mar. 2026.

Kids Definition

resistant

adjective
re·​sis·​tant
ri-ˈzis-tənt
: giving, capable of, or showing resistance
often used in combination
wrinkle-resistant clothes

Medical Definition

resistant

adjective
re·​sis·​tant
variants also resistent
: giving, capable of, or exhibiting resistance
often used in combination
a drug-resistant strain of virus

More from Merriam-Webster on resistant

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