Carotene

noun

Definitions

Noun
  1. 1
    A class of tetraterpene plant pigments; they vary in colour from yellow, through orange to red, this colour originating in a chain of alternating single and double bonds. countable, uncountable
  2. 2
    yellow or orange-red fat-soluble pigments in plants wordnet
  3. 3
    Specifically, a number of isomers of tetraterpene hydrocarbons, C₄₀H₅₆, (especially beta-carotene), present in carrots etc, which are converted into vitamin A in the liver. countable, uncountable
  4. 4
    an orange isomer of an unsaturated hydrocarbon found in many plants; is converted into vitamin A in the liver wordnet

Etymology

From car(r)ot + -ene.

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