retinol

retinol

[ret-n-awl, -ol]
noun
2.
Chemistry. a yellowish oil, C 3 2 H 1 6 , obtained by the distillation of resin, used as a solvent and as an antiseptic.

Origin:
1830–40; < Greek rhētī́n(ē) resin + -ol1

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World English Dictionary
retinol (ˈrɛtɪˌnɒl)
 
n
1.  another name for vitamin A
2.  another name for rosin oil
 
[C19: from Greek rhētinē resin + -ol1]

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

retinol ret·i·nol (rět'n-ôl', -ōl')
n.
See vitamin A.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
retinol   (rět'n-ôl')  Pronunciation Key 
See vitamin A.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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