retinol

[ret-n-awl, -ol]

Origin of retinol

1830–40; < Greek rhētī́n(ē) resin + -ol1
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Examples from the Web for retinol

Historical Examples of retinol


British Dictionary definitions for retinol

retinol

noun
  1. another name for vitamin A2
  2. another name for rosin oil

Word Origin for retinol

C19: from Greek rhētinē resin + -ol 1
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

retinol in Medicine

retinol

[rĕtn-ôl′, -ōl′]
n.
  1. vitamin A
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

retinol in Science

retinol

[rĕtn-ôl′]
  1. See vitamin A.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.