flavonoid

[ fley-vuh-noid ]
/ ˈfleɪ vəˌnɔɪd /

noun Biochemistry

any of a group of water-soluble, principally yellow polyphenols present in plants and having a structure similar to flavone: flavonoids are noted for their antioxidant, antiviral, anticancer, anti-inflammatory, and antiallergenic properties.

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See also anthocyanin.

Origin of flavonoid

First recorded in 1945–50; flavon(e) + -oid
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for flavonoid

  • Apples contain an anti-inflammatory flavonoid called quercetin, while red wine contains the flavonoid catechin.

    10 Power Food Combos|Divya Gugnani|March 18, 2010|DAILY BEAST

British Dictionary definitions for flavonoid

flavonoid
/ (ˈfleɪvəˌnɔɪd) /

noun

any of a group of organic compounds that occur as pigments in fruit and flowers

Word Origin for flavonoid

C20: from flavone + -oid
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for flavonoid

flavonoid
[ flāvə-noid′ ]

n.

Any of a large group of phytonutrients that are water-soluble pigments, considered to have antioxidant and anti-inflammatory properties. bioflavonoid
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for flavonoid

flavonoid
[ flāvə-noid′ ]

Any of a large group of water-soluble plant pigments that are beneficial to health. Flavonoids are polyphenols and have antioxidant, anti-inflammatory, and antiviral properties. They also help to maintain the health of small blood vessels and connective tissue, and some are under study as possible treatments of cancer. Also called bioflavonoid
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.