Dictionary

lutein

noun lu·tein \ˈlü-tē-ən, ˈlü-ˌtēn\

Definition of LUTEIN

:  an orange xanthophyll C40H56O2 occurring in plants, animal fat, egg yolk, and the corpus luteum

First Known Use of LUTEIN

1869

lutein

noun lu·tein \ˈlüt-ē-ən, ˈlü-ˌtēn\   (Medical Dictionary)

Medical Definition of LUTEIN

:  an orange xanthophyll C40H56O2 occurring in plants usually with carotenes and chlorophylls and in animal fat, egg yolk, and the corpus luteum

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