carotenoid

noun
ca·​rot·​en·​oid | \ kə-ˈrä-tə-ˌnȯid How to pronounce carotenoid (audio) \
variants: or less commonly carotinoid

Definition of carotenoid

: any of various usually yellow to red pigments (such as carotenes) found widely in plants and animals and characterized chemically by a long aliphatic polyene chain composed of eight isoprene units

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Other Words from carotenoid

carotenoid adjective

Examples of carotenoid in a Sentence

Recent Examples on the Web Almonds are the richest in vitamin E, and pistachios have lutein and zeaxanthin, carotenoids important for eye health. SELF, "19 Healthy, High-Fat Foods to Keep You Full and Satisfied," 8 Aug. 2019 Packed with vitamins C and K, folate, potassium and fiber, spinach is also an exceptionally rich source of three carotenoids — beta-carotene, lutein, and zeaxanthin. Darlene Zimmerman, Detroit Free Press, "Three-cheese pizza pockets: Here's how to make them healthier," 21 Dec. 2019 John Erdman, a nutrition scientist at the University of Illinois who has spent much of his career studying carotenoids, agrees with Hammond. Daphne Miller, Washington Post, "Lutein supplements are everywhere. Here’s what you need to know about this nutrient.," 23 Sep. 2019 But leaves also contain other chemicals like carotenoids, anthocyanins and flavonols. Emily Goodykoontz | The Oregonian/oregonlive, oregonlive, "Portland is at peak fall foliage," 20 Oct. 2019 Pigments called carotenoids and anthocyanins are responsible for fall colors. cleveland, "Cleveland Metroparks east and west offer vivid fall foliage," 14 Oct. 2019 Cooking also makes the carotenoid more bioavailable. Daphne Miller, Washington Post, "Lutein supplements are everywhere. Here’s what you need to know about this nutrient.," 23 Sep. 2019 In the tropics, there are even spiders in the Nephila genus that infuse their silks with carotenoids, which, when the sun hits them, makes the webs seem as if they were dipped in liquid gold. Jason Bittel, National Geographic, "How spider silk is one of the most versatile materials on Earth," 12 Sep. 2019 Plants also contain a variety of phytochemicals—bioactive compounds including flavonoids, carotenoids, and polyphenols that, some studies suggest, may be linked to lower risk of chronic diseases like cancer and cardiovascular disease. Carolyn L. Todd, SELF, "Does It Make a Difference if You Get Your Protein from Plants or Animals?," 28 Aug. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'carotenoid.' 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 carotenoid

1911, in the meaning defined above

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Time Traveler for carotenoid

Time Traveler

The first known use of carotenoid was in 1911

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Cite this Entry

“Carotenoid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/carotenoid. Accessed 9 Aug. 2020.

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More Definitions for carotenoid

carotenoid

noun
ca·​rot·​en·​oid
variants: also carotinoid \ kə-​ˈrät-​ᵊn-​ˌȯid How to pronounce carotinoid (audio) \

Medical Definition of carotenoid

: any of various usually yellow to red pigments (as carotenes) found widely in plants and animals and characterized chemically by a long aliphatic polyene chain composed of eight isoprene units

Other Words from carotenoid

carotenoid adjective

More from Merriam-Webster on carotenoid

Rhyming Dictionary: Words that rhyme with carotenoid

Britannica.com: Encyclopedia article about carotenoid

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