re·sis·tant
ri-ˈzi-stənt 
: giving, capable of, or exhibiting resistance
—often used in combination
wrinkle-resistant clothes
a drug-resistant strain of virus
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
Sandee Lamotte, CNN Money, 26 Feb. 2026
The original proposal before the Codes and Standards Committee would have allowed new buildings with up to five stories of residences and up to four units of housing per floor to have just one stairway as an exit, if the building had certain fire-resistant technology.
—Ginny Monk, Hartford Courant, 26 Feb. 2026
In 2021, Gefen and her colleagues published research in the journal Cerebral Cortex showing that super-agers are resistant to neurofibrillary, or tau, tangles, which are abnormal protein buildups tied to Alzheimer’s.
—Lindsey Leake, NBC news, 26 Feb. 2026
The fronds come in a variety of sizes and textures for a more realistic effect, and the UV-resistant silk won’t fade in the sun.
—Melanie Fincher, Southern Living, 26 Feb. 2026
See All Example Sentences for resistant
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Adjective
Used since the 1950s to make consumer products nonstick, oil- and water-repellent, and resistant to temperature change, PFAS chemicals have been linked to serious health problems, including cancer, fertility issues, high cholesterol, hormone disruption, liver damage, obesity and thyroid disease.
—Sandee Lamotte, CNN Money, 26 Feb. 2026
The original proposal before the Codes and Standards Committee would have allowed new buildings with up to five stories of residences and up to four units of housing per floor to have just one stairway as an exit, if the building had certain fire-resistant technology.
—Ginny Monk, Hartford Courant, 26 Feb. 2026
In 2021, Gefen and her colleagues published research in the journal Cerebral Cortex showing that super-agers are resistant to neurofibrillary, or tau, tangles, which are abnormal protein buildups tied to Alzheimer’s.
—Lindsey Leake, NBC news, 26 Feb. 2026
The fronds come in a variety of sizes and textures for a more realistic effect, and the UV-resistant silk won’t fade in the sun.
—Melanie Fincher, Southern Living, 26 Feb. 2026
See All Example Sentences for resistant
Cite this Entry
“Resistant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/resistant. Accessed 27 Feb. 2026.
Copy CitationMedical 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
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