lutein
Americannoun
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Also called xanthophyll. a yellow-red, water-insoluble, crystalline, carotenoid alcohol, C 40 H 56 O 2 , found in the petals of marigold and certain other flowers, egg yolk, algae, and corpora lutea: used chiefly in the biochemical study of the carotenoids.
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a preparation consisting of dried and powdered corpora lutea from hogs.
noun
Etymology
Origin of lutein
1865–70; < Latin lūte ( um ) yolk of an egg (noun use of neuter of lūteus yellow; see luteous) + -in 2
Vocabulary lists containing lutein
Nutrition - High School
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Nutrition and Digestion - High School
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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.
Eggs also provide lutein and zeaxanthin, which are carotenoids that build up in brain tissue and have been linked to better cognitive performance and lower levels of oxidative stress.
From Science Daily ● May 7, 2026
Yellow fruit and vegetables also contain carotenoids, but they also contain other phytonutrients including lutein, zeaxanthin, meso-zeaxanthin, viola-xanthin and others.
From Salon ● Nov. 28, 2022
The more lutein and zeaxanthin you eat, substances that come from vegetables like leafy greens, the thicker the pigment.
From Scientific American ● Nov. 1, 2022
Additional compounds found in pumpkins that support vision health are lutein and zeaxanthin, two plant pigments that help to protect eyes from harmful light waves, according to WebMD.
From Fox News ● Oct. 15, 2021
One of them is known as lutein and it has never been chemically isolated in its pure form.
From The Glands Regulating Personality by Berman, Louis, M.D.
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
