Word Study
vitamin a1
WORDNET DICTIONARY
Noun vitamin a1 has 1 sense
- vitamin a1(n = noun.substance) retinol - an unsaturated alcohol that occurs in marine fish-liver oils and is synthesized biologically from carotene; Array is a kind of a, antiophthalmic factor, axerophthol, vitamin a
CIDE DICTIONARY
vitamin a1, n.
retinol (C20H30O ), one of the substances also called vitamin A . It is also called more specifically vitamin A alcohol . It is a required factor for human nutrition. The USP unit of activity is equal to 0.30 micrograms of retinol. [WordNet 1.5]
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