Noun carotene has 2 senses
  1. provitamin A, carotene, carotin - an orange isomer of an unsaturated hydrocarbon found in many plants; is converted into vitamin A in the liver
    --1 is a kind of provitamin
    --1 has particulars: beta-carotene
  2. carotene - yellow or orange-red fat-soluble pigments in plants
    --2 is a kind of
    carotenoid
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