xanthophyll

Any of several yellow carotenoid pigments, including lutein and zeaxanthin, produced by plants and green algae and visible in the leaves of deciduous trees in the autumn. Xanthophylls are also present in some animal tissues such as egg yolks.

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

Any of various hydroxy, carbonyl or carboxylic acid derivatives of carotenes.

Alternative name for lutein.

yellow carotenoid pigments in plants and animal fats and egg yolks