Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A phytoestrogen of the isoflavone class that is found in soybeans and certain other plants.

from The Century Dictionary.

  • noun A crystalline coloring-matter, C14H10O5, obtained from the flowers of Genista tinctoria (dyer's-broom): trihydroxyphenylketocoumarin

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun organic chemistry An isoflavone, found in clover, soya etc., that has estrogenic properties

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[From Genista (tinctoria), species name of dyer's greenweed (from which the compound was first isolated) + –ein.]

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Examples

  • Miso contains a phytochemical called genistein that scientists have discovered performs the almost miraculous feat of cutting off blood flow to cancerous tumors, thus suffocating them.

    Meg Wolff: Radiation and Miso's Hopeful Healing Powers Meg Wolff 2011

  • Miso contains a phytochemical called genistein that scientists have discovered performs the almost miraculous feat of cutting off blood flow to cancerous tumors, thus suffocating them.

    Meg Wolff: Radiation and Miso's Hopeful Healing Powers Meg Wolff 2011

  • Miso contains a phytochemical called genistein that scientists have discovered performs the almost miraculous feat of cutting off blood flow to cancerous tumors, thus suffocating them.

    The Full Feed from HuffingtonPost.com Meg Wolff 2011

  • Though several findings have found soy consumption beneficial to humans, some research indicates one soy isoflavone, called genistein, can block the effects of tamoxifen and promote the growth of estrogen receptor positive cells in mice.

    Yahoo! News: Business - Opinion 2010

  • Soy The active ingredient in soy is genistein, which is a phytoestrogen that protects against hormone-dependent cancers.

    10News.com - Local News 2010

  • Soy The active ingredient in soy is genistein, which is a phytoestrogen that protects against hormone-dependent cancers.

    Channel3000.com - Local News 2010

  • Soy The active ingredient in soy is genistein, which is a phytoestrogen that protects against hormone-dependent cancers.

    KITV.com - Local New 2010

  • Though several findings have found soy consumption beneficial to humans, some research indicates one soy isoflavone, called genistein, can block the effects of tamoxifen and promote the growth of estrogen receptor positive cells in mice.

    Yahoo! News: Business - Opinion 2010

  • Soy The active ingredient in soy is genistein, which is a phytoestrogen that protects against hormone-dependent cancers.

    WSBTV.com - Local News 2010

  • Soy The active ingredient in soy is genistein, which is a phytoestrogen that protects against hormone-dependent cancers.

    WSOCTV.com - Local News 2010

Comments

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  • See: equol

    November 18, 2008

  • Soybeans are the most common source of isoflavones in human food; the major isoflavones in soybean are genistein and daidzein.

    January 22, 2009

  • How Iroquoisy. I just read this morning:

    "Instead, if mother mouse eats a diet rich in vitamin B12, folic acid or genistein (found in soy), her offspring are slim, healthy and brown—even though they carry a gene that makes them fat, at risk of diabetes and cancer, and yellow."

    —Sharon Begley, "The Sins of the Fathers, Take 2," Newsweek, January 26, 2009.

    January 22, 2009

  • That's all well and good, but everyone knows that a genistein is a particularly rare and sought-after gemstone which, when rubbed, conjures up a wish-granting genie.

    I mean, how could it possibly not mean this?

    January 23, 2009