flavonol


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fla·vo·nol

 (flā′vō-nôl′, -nōl′, -və-)
n.
1. A yellow crystalline flavonoid, C15H10O3, that is structurally related to flavone.
2. Any of various derivatives of this compound, such as quercetin, found in foods such as onions, green vegetables, tea, apples, and grapes, and usually occurring as glycosides.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

flavonol

(ˈfleɪvəˌnɒl)
n
1. (Elements & Compounds) a flavonoid that occurs in red wine and is said to offer protection against heart disease
2. (Medicine) a flavonoid that occurs in red wine and is said to offer protection against heart disease
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
The flavonol content of the fresh cut potatoes can increase 100% with storage 4[degrees]C under light or long-term storage in darkness (4[degrees]C, 6 months).
Flavonoid subspecies: a) Flavonol, b) Flavanol, c) Isoflavon, d) Flavon, e) Flavanon, f) Anthocyanin (4).
Recent research suggests that organic onions may have more antioxidant activity and flavonol content than conventional onions.
AgroLiquid's Flavonol Polymer Technology can deliver the potassium in Sure-K to the plant with superior accuracy and efficiency.
CHI, an early enzyme of the flavonols biosynthesis pathway, was found to be the key gene for increasing flavonol production [21].
Antioxidant and antiatherogenic properties of phenolic acid and flavonol fractions of fruits of 'Amari' and 'Hallawi' date (Phoenix dactylifera L.) varieties.
Summary: The presented research work demonstrates a new methodology for generating a petite library of novel flavonol derivatives via Algar-Flynn-Oyamada reaction.
After the inoculation of pathogen, red fruits were collected at 24 and 48 hours and various biochemical parameters viz; total phenol, flavonol, tannin and electrolyte leakage were studied.