quercetin

noun
quer·​ce·​tin | \ ˈkwər-sə-tən How to pronounce quercetin (audio) \

Definition of quercetin

: a yellow crystalline pigment C15H10O7 occurring usually in the form of glycosides in various plants

Examples of quercetin in a Sentence

Recent Examples on the Web Other sources of quercetin include citrus fruits, apples, tea, and red wine. Darlene Zimmerman, Detroit Free Press, "Easy comfort food casserole gets a healthy twist," 22 Feb. 2020 The study covered four types of flavonols: kaempferol, quercetin, isorhamnetin and myricetin. Nicholas Bakalar, New York Times, "Why Fruits and Vegetables May Lower Alzheimer’s Risk," 4 Feb. 2020 Tomatoes, kale, apples and tea are loaded with quercetin, but no health benefit was registered for that flavonol. Gary Stix, Scientific American, "What’s in Kale (or a Pear) that Seems to Lower Alzheimer’s Risk?," 30 Jan. 2020 While more research is needed, quercetin may also play a role in cancer prevention by inhibiting the growth of cancer cells. Darlene Zimmerman, Detroit Free Press, "Three-cheese pizza pockets: Here's how to make them healthier," 21 Dec. 2019 Other sources of quercetin include citrus fruits, apples, tea and red wine. Darlene Zimmerman, Detroit Free Press, "Three-cheese pizza pockets: Here's how to make them healthier," 21 Dec. 2019 The quercetin in black and red grapes has been shown to protect against neurodegenerative diseases, such as Alzheimer's. Cynthia Sass, Mph, Health.com, "7 Health Benefits of Grapes," 25 Oct. 2019 Fourteen people with the fatal lung disease idiopathic pulmonary fibrosis took a mix of the drugs dasatinib and quercetin for three weeks. San Diego Union-Tribune, "Can a single pill keep you healthy to 100?," 10 July 2019 The chemicals in question are quercetin, something found in a huge variety of plants (anyone who eats any vegetables undoubtedly ingests some of this every day). John Timmer, Ars Technica, "Drugs that kill off old cells may limit a body’s aging," 10 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'quercetin.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of quercetin

1856, in the meaning defined above

History and Etymology for quercetin

International Scientific Vocabulary, from Latin quercetum oak forest, from quercus oak — more at fir

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Time Traveler for quercetin

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The first known use of quercetin was in 1856

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Cite this Entry

“Quercetin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/quercetin. Accessed 6 Jul. 2020.

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More Definitions for quercetin

quercetin

noun
quer·​ce·​tin | \ ˈkwər-sət-ən How to pronounce quercetin (audio) \

Medical Definition of quercetin

: a yellow crystalline pigment C15H10O7 occurring usually in the form of glycosides in various plants

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