carotene

From car(r)ot +‎ -ene.

carotene (countable and uncountable, plural carotenes)

1. (organic chemistry) 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.
2. (organic chemistry) 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.

• E160 (when used as a food colouring)

• carotenoid

carotene m (plural caroteni)

1. (organic chemistry) carotene

• coeterna