| 单词 | lutein |
| 释义 | lutein[ loo-tee-in ] / ˈlu ti ɪn / noun Biochemistry.Also called xanthophyll. a yellow-red, water-insoluble, crystalline, carotenoid alcohol, C40H56O2, 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. a preparation consisting of dried and powdered corpora lutea from hogs. Origin of lutein1865–70; <Latin lūte(um) yolk of an egg (noun use of neuter of lūteus yellow; see luteous) + -in2 Words nearby luteinlute, luteal, luteal cell, luteal phase, lutefisk, lutein, lutein cell, luteinization, luteinize, luteinizing hormone, luteinizing hormone/follicle-stimulating hormone-releasing factor Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for luteinlutein / (ˈluːtɪɪn) / nouna xanthophyll pigment, occurring in plants, that has a light-absorbing function in photosynthesis Word Origin for luteinC20: from Latin lūteus yellow + -in Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Medical definitions for luteinlutein [ lōō′tē-ĭn, -tēn′ ] n.A yellow carotenoid pigment found widely in nature; xanthophyll. A dried preparation of corpus luteum. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |
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