XANTHOPHYLL

xanthophyll, xanthophyl, lutein

(noun) yellow carotenoid pigments in plants and animal fats and egg yolks

Source: WordNet® 3.1


Etymology

Noun

xanthophyll (countable and uncountable, plural xanthophylls)

(organic chemistry, countable) Any of various hydroxy, carbonyl or carboxylic acid derivatives of carotenes.

(organic compound, uncountable) Lutein.

Synonyms

• (class of compounds derived from carotenes): phylloxanthin

• (the specific compound): lutein

Source: Wiktionary


Xan"tho*phyll, n. [Xantho- + Gr. fy`llon leaf.] (Bot.)

Definition: A yellow coloring matter found in yellow autumn leaves, and also produced artificially from chlorophyll; -- formerly called also phylloxanthin.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

23 November 2024

THEORETICAL

(adjective) concerned primarily with theories or hypotheses rather than practical considerations; “theoretical science”


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