Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- n. A yellow carotenoid pigment, C40H56O2, found widely in nature, first isolated in corpus luteum but later discovered in body fats, egg yolk, and green plants; xanthophyll.
- n. A dried preparation of corpus luteum.
Century Dictionary and Cyclopedia
- n. A yellow pigment contained in the yolk of eggs, in the tissue of the corpus luteum, in blood-serum, etc. It forms orange crystals.
Wiktionary
- n. organic chemistry A yellow carotenoid pigment, widely distributed in both plants and animals.
GNU Webster's 1913
- n. (Physiol. Chem.) A substance of a strongly marked yellow color, extracted from the yolk of eggs, and from the tissue of the corpus luteum.
WordNet 3.0
- n. yellow carotenoid pigments in plants and animal fats and egg yolks
Etymologies
- Latin lūteum, yellow, egg yolk (from neuter of lūteus, yellow, from lūtum, yellowweed) + -in. (American Heritage® Dictionary of the English Language, Fourth Edition)
Examples
“And in particular, one of the carotenoid pigments called lutein, which is present in many vegetables.”
“Pumpkins are high in carotenoids, which neutralize free radicals, and lutein, which is good for your baby blue eyes.”
Jodi Lipper and Cerina Vincent: Have Your Candy And Eat It, Too
“In addition, a 2006 study found that the pigments that contribute to the color of the egg yolk, called lutein and zeaxanthin, increased skin hydration 38 percent when taken as a daily 10 mg supplement.”
“TALLMADGE: Spinach, kale, they're loaded with a nutrient called lutein and studies are confirming that lutein is important for prevention of macular degeneration, the leading cause of blindness as we age, but also cataracts and other eye diseases.”
“TALLMADGE: Spinach, kale, they are loaded with a nutrient called lutein (ph), and studies are confirming that lutein is important for macular degeneration, the leading cause of blindness as we age, but also cataracts and other eye diseases.”
“The cytoplasm become filled with yellow pigment called lutein and the follicular cells called luteal cells.”
“Eyes • Green vegetables: Spinach, zucchini, broccoli and brussels sprouts contain a caroteinoid called lutein and a pigment called zeaxanthinan.”
“ZUCCHINI The sight-saving plant pigment called lutein is lost in cooking; so is vitamin C. BROCCOLI Eat it raw, and you'll get a hefty helping of potent plant nutrients that lower your risk of blood clots, plus vitamin C, and an enzyme that may demolish precancerous cells.”
“The sight-saving plant pigment called lutein is lost in cooking; so is vitamin C.”
“These foods contain two natural compounds called lutein and zeaxanthin.”
Lists
These user-created lists contain the word ‘lutein’.
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Palaeos Eukarya
Words that appear in the Palaeos Eukarya glossary.
acronema, actin, alpha chitin, alveoli, amino acid, antapical, antenna pigment, apical, apical complex, autogamy, axoneme, axopod and 134 more...
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