xanthophyll

noun
xan·tho·phyll | \ˈzan(t)-thə-ˌfil \

Definition of xanthophyll 

: any of several yellow to orange carotenoid pigments that are oxygen derivatives of carotenes especially : lutein

First Known Use of xanthophyll

1838, in the meaning defined above

History and Etymology for xanthophyll

French xanthophylle, from xanth- + -phylle -phyll

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The first known use of xanthophyll was in 1838

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xanthophyll

noun
xan·tho·phyll | \ˈzan-thə-ˌfil \

Medical Definition of xanthophyll 

: any of several neutral yellow to orange carotenoid pigments that are oxygen derivatives of carotenes especially : lutein

More from Merriam-Webster on xanthophyll

Britannica.com: Encyclopedia article about xanthophyll

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