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What is "vitamin a alcohol"

The Collaborative International Dictionary
vitamin A alcohol

Retinol \Ret"i*nol\, n. [Gr. ??? resin + L. oleum oil.]

  1. (Chem.) A hydrocarbon oil C32H16, obtained by the distillation of resin, -- used as a solvent, as an antiseptic, and in printer's ink.

  2. One of the compounds which function as vitamin A. Called also vitamin A, vitamin A1 and vitamin A alcohol. See vitamin A1.

vitamin A alcohol

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.