fla·vo·noid 'flāv-ə-.nȯid, 'flav- adj of, relating to, or being a flavonoid
flavonoid n any of a group of aromatic compounds that have two substituted benzene rings connected by a chain of three carbon atoms and an oxygen bridge and that include many common pigments

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fla·vo·noid (flaґvə-noid) any of a group of compounds containing a characteristic aromatic trimeric heterocyclic nucleus, usually occurring in glycosidic form and widely distributed in plants, often as a pigment. A subgroup with biological activity in mammals is termed the bioflavonoids (q.v.).

Medical dictionary. 2011.

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  • flavonoid — [flā′və noid΄] n. any of a large group of aromatic compounds occurring naturally, chiefly as pigments in higher plants, as anthocyanin …   English World dictionary

  • Flavonoid — The term flavonoid (or bioflavonoid) refers to a class of plant secondary metabolites. According to the IUPAC nomenclature, [http://www.iupac.org/goldbook/F02424.pdf Flavonoids (isoflavonoids and neoflavonoids).] , IUPAC Compendium of Chemical… …   Wikipedia

  • Flavonoid — Die Flavonoide sind eine Gruppe von wasserlöslichen Pflanzenfarbstoffen und spielen eine wichtige Rolle im Stoffwechsel vieler Pflanzen. Sie gehören zusammen mit den Phenolsäuren zu den Polyphenolen. Laut DGE gibt es über 6500 unterschiedliche… …   Deutsch Wikipedia

  • flavonoid — flavonoidas statusas T sritis chemija apibrėžtis Spalvotas gamtinis flavonui giminingas junginys. atitikmenys: angl. flavonoid rus. флавоноид …   Chemijos terminų aiškinamasis žodynas

  • Flavonoid 3'-monooxygenase — In enzymology, a flavonoid 3 monooxygenase (EC number| is an enzyme that catalyzes the chemical reaction:a flavonoid + NADPH + H+ + O2 ightleftharpoons a 3 hydroxyflavonoid + NADP+ + H2OThe 4 substrates of this enzyme are flavonoid,… …   Wikipedia

  • flavonoid — noun Etymology: flavone + oid Date: 1947 any of a group of oxygen containing aromatic antioxidant compounds that includes many common pigments (as the anthocyanins and flavones) …   New Collegiate Dictionary

  • flavonoid — noun Any of many compounds that are plant metabolites, being formally derived from flavone; they have antioxidant properties …   Wiktionary

  • Flavonoid — Fla|vo|no|id [↑ Flavon (2) u. ↑ oid], das; s, e: Sammelbez. für im Allg. als Glykoside vorliegende Naturstoffe, die in enger struktureller Beziehung zu 2 Phenyl 1 benzopyran u. seinen oxygenierten Derivaten stehen, z. B. Flavone, Anthocyanidine,… …   Universal-Lexikon

  • Flavonoid — Flavono|i̱d [↑Flavon u. ...id] s; [e]s, e (meist Mehrz.): Gruppe von Stoffen, von denen einige eine Wirkung auf die Kapillarwand haben (als Permeabilitätsvitamin oder Vitamin P bezeichnet) …   Das Wörterbuch medizinischer Fachausdrücke

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