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OL

or OL., O.L.

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abbreviation
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Other definitions for OL (2 of 5)

-ol1

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 of -ol

1
Short for alcohol or phenol

Other definitions for OL (3 of 5)

-ol2

variant of -ole2.

Other definitions for OL (4 of 5)

Ol.

abbreviation
(in prescriptions) oil.

Origin of Ol.

From the Latin word oleum

Other definitions for OL (5 of 5)

O.L.

or o.l.


abbreviation
(in prescriptions) the left eye.

Origin of O.L.

From Latin oculus laevus
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use OL in a sentence

British Dictionary definitions for OL (1 of 2)

-ol1

suffix forming nouns
denoting an organic chemical compound containing a hydroxyl group, esp alcohols and phenolsethanol; quinol

Word Origin for -ol

from alcohol

British Dictionary definitions for OL (2 of 2)

-ol2

n combining form
(not used systematically) a variant of -ole 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

Medical definitions for OL (1 of 2)

-ol 22

suff.
Variant of-ole

Medical definitions for OL (2 of 2)

-ol 11

suff.
An alcohol or phenol:glycerol.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for OL

-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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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