OL

or OL., O.L.


abbreviation

Other definitions for -ol (2 of 5)

-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 of -ol

2
Short for alcohol or phenol

Other definitions for -ol (3 of 5)

-ol2

  1. variant of -ole2.

Other definitions for Ol. (4 of 5)

Ol.

abbreviation
  1. (in prescriptions) oil.

Origin of Ol.

4
From the Latin word oleum

Other definitions for O.L. (5 of 5)

O.L.

abbreviation
  1. (in prescriptions) the left eye.

Origin of O.L.

5
From Latin oculus laevus

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use OL in a sentence

  • Seems like OL' folks allus lays by for the funeral, but that's every red cent they got.

    Scattergood Baines | Clarence Budington Kelland
  • How "Joe Gardner's mule had gone plumb hog-wild when he tried to ride past the OL' ruins near th' ranch."

    The Shepherd of the Hills | Harold Bell Wright
  • The man approached the cabin, but stopped some distance away and called, "Hello, OL' man!"

    The Shepherd of the Hills | Harold Bell Wright
  • I'm dummed if there ain't OL' Santa Claus a comin' t' th' Forks in th' summa time.

    The Shepherd of the Hills | Harold Bell Wright
  • Now, in the OL' days, I've seen a dozen whales to wind'ard an' we couldn't get to 'em at all.

    The Boy With the U. S. Fisheries | Francis Rolt-Wheeler

British Dictionary definitions for -ol (1 of 2)

-ol1

suffix forming nouns
  1. denoting an organic chemical compound containing a hydroxyl group, esp alcohols and phenols: ethanol; quinol

Origin of -ol

1
from alcohol

British Dictionary definitions for -ol (2 of 2)

-ol2

n combining form
  1. (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

Scientific definitions for -ol

-ol

  1. 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.