- vitamin A.
- Chemistry. a yellowish oil, C32H16, obtained by the distillation of resin, used as a solvent and as an antiseptic.
Origin of retinol
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Examples from the Web for retinol
Retinol, ret′i-nol, n. a hydro-carbon oil used in printers' ink.
C19: from Greek rhētinē resin + -ol 1
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- vitamin A
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- See vitamin A.
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