vitamin A

vitamin A
vitamin A1 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.

Syn: retinol. [WordNet 1.5 +PJC]


The Collaborative International Dictionary of English. 2000.

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