carotenoid
noun
ca路rot路en路oid
| \ k蓹-藞r盲-t蓹-藢n券id
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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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Examples of carotenoid in a Sentence
Recent Examples on the Web
Plants also contain a variety of phytochemicals鈥攂ioactive 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 Corn provides protective antioxidants Lutein and zeaxanthin, corn鈥檚 main carotenoids (or pigments), help protect your eyes, and have been shown to reduce the risk of macular degeneration and cataracts. — Cynthia Sass, Mph, Health.com, "4 Health Benefits of Corn," 12 Aug. 2019 The old man鈥檚 beard that Ramsay foraged from the top of Chimney Rock has already been made into tea, but the spruce tips鈥攚hich are packed with vitamin C and contain carotenoids, potassium, and magnesium鈥攁re used in everything from salads to stews. — Jill K. Robinson, National Geographic, "Gordon Ramsay Braves the Icy Alaska Panhandle," 17 July 2019 Spinach is exceptionally rich in three carotenoids: beta-carotene, lutein, and zeaxanthin. — Darlene Zimmerman, Detroit Free Press, "Healthier version of spinach dip is perfect for summer party season," 14 June 2019 Protect against vision loss: Just one cup of kale has more than your whole day's worth of the carotenoids lutein, zeaxanthin, and beta-carotene, which help shield ocular tissues from harmful UV damage and may reduce your risk of cataracts. — Jaclyn London, Ms, Rd, Cdn, Good Housekeeping, "Kale Is Actually One of the Healthiest Things You Can Eat," 17 Dec. 2018 Promote eye, skin, and bone health: Phytochemicals like carotenoids and phytosterols reduce oxidative and inflammatory stress. — Caroline Walder, Good Housekeeping, "Why You Should Eat Avocado Every Single Day," 26 Sep. 2018 Promote eye, skin, and bone health: Phytochemicals like carotenoids and phytosterols reduce oxidative and inflammatory stress. — Caroline Walder, Good Housekeeping, "Why You Should Eat Avocado Every Single Day," 26 Sep. 2018 Two carotenoids found in eggs, lutein and zeaxanthin, play a role in maintaining eye health, and research shows that lutein may impact cognition in both children and adults. — Caroline Walder, Good Housekeeping, "Here's Why Eggs Are One of the Best Things You Can Eat," 1 Mar. 2018These 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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More Definitions for carotenoid
carotenoid
noun
ca路rot路en路oid
variants:
also carotinoid \ k蓹-藞r盲t-岬妌-藢券id
\
\
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