Definition of xanthophyll in English:

xanthophyll

Syllabification: xan·tho·phyll
Pronunciation: /ˈzanTHəˌfil
 
/

noun

Biochemistry
  • A yellow or brown carotenoid plant pigment that causes the autumn colors of leaves.
    More example sentences
    • These are chlorophyll's shy cousins, the yellow pigment xanthophyll and the red-orange carotene.
    • Remove both chlorophyll and the yellow pigment xanthophyll and the variegation is white.
    • Concentrations of total carotenoids and total xanthophyll were greater for plants grown at low temperature.

Origin

mid 19th century: from Greek xanthos 'yellow' + phullon 'leaf'.

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Word of the day grotesquerie
Pronunciation: grōˈteskərē
noun
grotesque quality or grotesque things collectively

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