polyphenol
noun
poly·phe·nol
ˌpä-lē-ˈfē-ˌnōl 
-fi-ˈnōl
: a polyhydroxy phenol
especially
: an antioxidant phytochemical
Examples of polyphenol in a Sentence
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Grapes Grapes have beneficial plant compounds called polyphenols, such as anthocyanins (found in red, purple, and blue grapes) and quercetin.
—
Merve Ceylan, Health, 22 Sep. 2025
Polyphenols Calm Inflammation Apples contain antioxidants called polyphenols.
—Kathleen Ferraro, Verywell Health, 18 Sep. 2025
Schmidt recommends including foods with polyphenols, fiber, unsaturated fats and probiotics in your diet.
—Helen Carefoot, Flow Space, 17 Sep. 2025
The resulting fibers are naturally rich in polyphenols, giving them inherent anti-odor and moisture-wicking properties.
—Sj Studio, Sourcing Journal, 15 Sep. 2025
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Merve Ceylan, Health, 22 Sep. 2025
Polyphenols Calm Inflammation Apples contain antioxidants called polyphenols.
—Kathleen Ferraro, Verywell Health, 18 Sep. 2025
Schmidt recommends including foods with polyphenols, fiber, unsaturated fats and probiotics in your diet.
—Helen Carefoot, Flow Space, 17 Sep. 2025
The resulting fibers are naturally rich in polyphenols, giving them inherent anti-odor and moisture-wicking properties.
—Sj Studio, Sourcing Journal, 15 Sep. 2025
See All Example Sentences for polyphenol
Cite this Entry
“Polyphenol.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polyphenol. Accessed 30 Sep. 2025.
Copy CitationMedical Definition
polyphenol
noun
poly·phe·nol
ˌpäl-i-ˈfē-ˌnōl, -ˌnȯl, -fi-ˈ
: a polyhydroxy phenol
especially
: an antioxidant phytochemical (as chlorogenic acid) that tends to prevent or neutralize the damaging effects of free radicals
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