Why was clemency trending last week?


[loo-tee-in] /ˈlu ti ɪn/
noun, Biochemistry
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.
a preparation consisting of dried and powdered corpora lutea from hogs.
Origin of lutein
1865-70; < Latin lūte(um) yolk of an egg (noun use of neuter of lūteus yellow; see luteous) + -in2 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the web for lutein
  • Likewise, popcorn contains lutein, a micronutrient that also has anti-inflammatory characteristics.
  • lutein, a common plant pigment, has been strongly implicated as being protective certain eye diseases.
  • lutein is a vitamin which is known to provide pigment to the eye.
  • lutein is one of the hydroxy carotenoids that make up the macular pigment of human retinas.
British Dictionary definitions for lutein


a xanthophyll pigment, occurring in plants, that has a light-absorbing function in photosynthesis
Word Origin
C20: 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
Cite This Source
lutein in Medicine

lutein lu·te·in (lōō'tē-ĭn, -tēn')

  1. A yellow carotenoid pigment found widely in nature; xanthophyll.

  2. 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.
Cite This Source

Word of the Day

Difficulty index for lutein

Some English speakers likely know this word

Word Value for lutein

Scrabble Words With Friends