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-ol1

1.
a suffix used in the names of chemical derivatives, representing “alcohol” (glycerol; naphthol; phenol), or sometimes “phenol” or less definitely assignable phenol derivatives (resorcinol).
Origin
short for alcohol or phenol

-ol2

1.
variant of -ole2 .

OL

1.
Old Latin.
Also, OL. O.L.

Ol.

1.
(in prescriptions) oil.
Origin
< Latin oleum

O.L.

1.
(in prescriptions) the left eye.
Also, o.l.
Origin
< Latin oculus laevus
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for ol

-ol1

suffix
1.
denoting an organic chemical compound containing a hydroxyl group, esp alcohols and phenols: ethanol, quinol
Word Origin
from alcohol

-ol2

combining form
1.
(not used systematically) a variant of -ole1
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
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Word Origin and History for ol

-ol

word-forming element in chemistry, variously representing alcohol, phenol, or in some cases Latin oleum "oil" (see oil (n.)).

Online Etymology Dictionary, © 2010 Douglas Harper
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ol in Medicine

-ol 1
suff.
An alcohol or a phenol: glycerol.

-ol 2
suff.
Variant of -ole.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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ol in Science
-ol  
A suffix used to form the names of chemical compounds having a hydroxyl (OH) group, such as ethanol.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Related Abbreviations for ol

OL

Old Latin
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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