isoflavone

noun

iso·​fla·​vone ˌī-sō-ˈflā-ˌvōn How to pronounce isoflavone (audio)
: a colorless, crystalline, bioactive ketone C15H10O2
also : any of various usually hydroxyl derivatives of isoflavone (such as genistein and daidzein) that are plant compounds possessing antioxidant and estrogenic activity in the body

Examples of isoflavone in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Soy is a phytoestrogen and the most significant food source of isoflavones (compounds that mimic the structure of estrogen). Joy Emeh, Health, 10 Feb. 2025 Three common isoflavones include genistein, daidzein, and glycitein.16 Research has examined the effects of isoflavones on postmenopausal bone loss, but study protocols and outcomes have been mixed. Melissa Nieves, Verywell Health, 30 Jan. 2025 In the meantime, adding soybeans, tofu, tempeh, and soy milk in your diet will provide you with isoflavones. Melissa Nieves, Verywell Health, 30 Jan. 2025 However, more studies are needed to link isoflavones and sleep.16 Two tablespoons of hummus with fresh carrots provide:1718 Calories: 96 Protein: 2.3 g Fiber: 1.7 g 7. Allison Herries, Verywell Health, 14 Jan. 2025 See all Example Sentences for isoflavone 

Word History

First Known Use

1926, in the meaning defined above

Time Traveler
The first known use of isoflavone was in 1926

Dictionary Entries Near isoflavone

Cite this Entry

“Isoflavone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/isoflavone. Accessed 16 Feb. 2025.

Medical Definition

isoflavone

noun
iso·​fla·​vone -ˈflā-ˌvōn How to pronounce isoflavone (audio)
: a bioactive ketone C15H10O2 noted for its numerous derivatives that are found in plants (as the soybean) and have antioxidant and estrogenic activity
also : any of these derivatives (as daidzein or genistein)

More from Merriam-Webster on isoflavone

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