polyphenol

American  

[pol-ee-fee-nawl, -nol] / ˌpɒl iˈfi nɔl, -nɒl /

noun

1. Chemistry. a polymeric phenol.

2. Biochemistry. any of a group of naturally occurring compounds found significantly in fruits, vegetables, cereals, coffee, tea, and wine, and widely studied for properties believed to promote health and fight disease.

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polyphenol Scientific  

/ pŏl′ē-fē′nôl′,-nōl′ /

1. Any of various alcohols containing two or more benzene rings that each have at least one hydroxyl group (OH) attached. Many polyphenols occur naturally in plants and some kinds, such as the flavonoids and tannins, are believed to be beneficial to health.

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Etymology

Origin of polyphenol

First recorded in 1895–1900; poly- + phenol

Example Sentences

"What we found was that genes across 58 different polyphenol pathways were expressed," McGivern said.

From Science Daily • May 28, 2024

A: Extra-virgin olive oil contains polyphenol compounds that may contribute to the health benefits it offers as well as to the flavor experienced cooks prize.

From Seattle Times • Jun. 28, 2023

The water slowed absorption but the polyphenol didn’t.

From Washington Post • Nov. 22, 2021

Just like apples that turn brown after slicing, eggplants also contain the enzyme polyphenol oxidase.

From Salon • Jul. 28, 2021

One example is the cancer fighter du jour – the polyphenol family, found in coffee, tea, fruit and vegetables.

From The Guardian • Mar. 31, 2013