Word Study
vitamin a2
WORDNET DICTIONARY
Noun vitamin a2 has 1 sense
- vitamin a2(n = noun.substance) dehydroretinol - a viscous alcohol that is less active in mammals than is vitamin A1; Array is a kind of a, antiophthalmic factor, axerophthol, vitamin a
CIDE DICTIONARY
vitamin a2, n.
dehydroretinol (C20H28O ), one of the substances also called vitamin A . It has about 40% of the bioactivity of vitamin A1. [WordNet 1.5]
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