carotene definition

  • noun:
    • An orange-yellow to purple crystalline pigment, C40H56, present in animal tissue and certain plants, such carrots and squash. It is out there in lot of isomeric kinds and is transformed into vitamin A in the liver.
    • A class of tetraterpene plant pigments; they vary in color from yellow, through lime to purple, this color originating in a chain of alternating single and two fold bonds.
    • Specifically, numerous isomers of tetraterpene hydrocarbons, C40H56, (especially beta-carotene), contained in carrots etc, which are changed into supplement A in the liver.
    • an orange isomer of an unsaturated hydrocarbon found in many plants; is converted into vitamin A in the liver
    • yellow or orange-red fat-soluble pigments in plants

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