provitamin 1
noundomain: substance
Princeton WordNet [ver.3.1]
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EnglishDefinition
vitamin precursor; a substance that is converted into a vitamin in animal tissues
Hypernym
hydrocarbon 1
noun
an organic compound containing only carbon and hydrogen
EnglishHyponym
provitamin A 1
noun
an orange isomer of an unsaturated hydrocarbon found in many plants; is converted into vitamin A in the liver
