polyphenol
noun
poly·phe·nol
ˌpä-lē-ˈfē-ˌnōl 
-fi-ˈnōl
: a polyhydroxy phenol
especially
: an antioxidant phytochemical
Examples of polyphenol in a Sentence
Recent Examples on the Web
Apples contain polyphenols, a chemical compound found naturally in plants.
—
Barbie Cervoni, Health, 5 Aug. 2024
Editor's tip: Resveratrol is a polyphenol found in red grapes and blueberries that acts like an antioxidant.
—Deanna Pai, Allure, 2 Aug. 2024
These chemicals, known as polyphenols, occur naturally in plants.
—Siddhant Pusdekar, Journal Sentinel, 25 July 2024
Antioxidants in sorghum, such as polyphenols, can help prevent inflammation that may trigger these health conditions.34
Phenolic compounds in sorghum, such as ferulic acid and gallic acid, also have antioxidant properties.
—Johna Burdeos, Health, 15 July 2024
See all Example Sentences for polyphenol 
Barbie Cervoni, Health, 5 Aug. 2024
Editor's tip: Resveratrol is a polyphenol found in red grapes and blueberries that acts like an antioxidant.
—Deanna Pai, Allure, 2 Aug. 2024
These chemicals, known as polyphenols, occur naturally in plants.
—Siddhant Pusdekar, Journal Sentinel, 25 July 2024
Antioxidants in sorghum, such as polyphenols, can help prevent inflammation that may trigger these health conditions.34
Phenolic compounds in sorghum, such as ferulic acid and gallic acid, also have antioxidant properties.
—Johna Burdeos, Health, 15 July 2024
See all Example Sentences for polyphenol
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'polyphenol.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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Cite this Entry
“Polyphenol.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polyphenol. Accessed 19 Aug. 2024.
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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