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isoflavone

American  
[ahy-soh-fley-vohn] / ˌaɪ soʊˈfleɪ voʊn /

noun

  1. a phytoestrogen produced chiefly by plants of the legume family, especially soybeans, potentially useful in lowering cholesterol and in treating some cancers and menopausal symptoms.


isoflavone British  
/ ˌaɪsəʊˈfleɪvəʊn /

noun

  1. one of a class of phytoestrogens, found in soya beans and marketed as a health supplement

"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

Etymology

Origin of isoflavone

First recorded in 1925–30; iso- + flavone

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The juice was made using tomatoes specially bred to contain elevated levels of lycopene and was fortified with soy isoflavone extract.

From Science Daily May 30, 2026

And because triticein is an isoflavone there is a possibility that it may have health benefits like others in this class, although there is much further research to be done on this prospect.

From Science Daily Nov. 15, 2023

But she cautioned against using isoflavone supplements, which can contain far greater amounts of the compounds than are found in foods.

From Seattle Times Apr. 8, 2023

We didn't see any objective clinical benefit for soy isoflavone supplements.

From US News Aug. 9, 2011

Stay away from isoflavone supplements; the stuff probably won't do you much good by itself and could lead to problems in high doses.

From Time Magazine Archive

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