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  • OL
    OL
    abbreviation
  • -ol
    -ol
    a suffix used in the names of chemical derivatives, representing “alcohol” (glycerol; naphthol; phenol ), or sometimes “phenol” or less definitely assignable phenol derivatives (resorcinol ).
  • Ol.
    Ol.
    abbreviation
    (in prescriptions) oil.
  • O.L.
    O.L.
    abbreviation
    (in prescriptions) the left eye.
  • –ol
    –ol
    A suffix used to form the names of chemical compounds having a hydroxyl (OH) group, such as ethanol.

OL

1 American  
Or OL.,

abbreviation

  1. Old Latin.


-ol 2 American  
  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 ).


-ol 3 American  
  1. variant of -ole.


Ol. 4 American  

abbreviation

  1. (in prescriptions) oil.


O.L. 5 American  
Or o.l.

abbreviation

  1. (in prescriptions) the left eye.


-ol 1 British  

suffix

  1. denoting an organic chemical compound containing a hydroxyl group, esp alcohols and phenols

    ethanol

    quinol

"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

-ol 2 British  

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

–ol Scientific  
  1. A suffix used to form the names of chemical compounds having a hydroxyl (OH) group, such as ethanol.


Etymology

Origin of -ol2

Short for alcohol or phenol

Origin of Ol.4

From the Latin word oleum

Origin of O.L.5

From Latin oculus laevus

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

By suppressing their activity, OL reduced inflammatory and fibrotic changes in SFs.

From Science Daily Jul. 23, 2026

A series of tests, including cellular thermal shift assays, microscale thermophoresis, and surface plasmon resonance experiments, showed that OL binds directly to ACOT1.

From Science Daily Jul. 23, 2026

"We have managed to regain everyone's trust, while laying the foundations for the reconstruction of OL."

From Barron's Jun. 23, 2026

"The transaction aims at providing new funding and stability to the OL Group amid severe financial difficulties," EFG added.

From Barron's Jun. 23, 2026

When Malcolm X reached home in Long Island, one of his followers, telephoning him there, got, instead, a telephone company operator who said that the OL 1-6320 number was “disconnected.”

From "The Autobiography of Malcolm X" by Alex Malcolm X;Hailey

Fragment #26—1725 Argument: Pindar, Ol. xiv: Cephisus is a river in Orchomenus where also the Graces are worshipped.

From Hesiod, the Homeric Hymns, and Homerica by Hugh G. (Hugh Gerard) Evelyn-White

The following lotion should be applied daily to the affected parts, at first cautiously, later more vigorously, and in stronger solution:—℞ Acidi lactici ʒ i-℥ i; Ol. ricini ʒ ii; Spt. vini ad ℥ iv.

From Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 2 "Baconthorpe" to "Bankruptcy" by Various

Eusebius puts the testing of the oracles in Olymp. 57,3 = 550 B.C., the march of Cyrus against Crœsus in Ol. 57,4 = 549 B.C., the capture of Crœsus in Ol. 58,3 = 546 B.C.

From The History of Antiquity Vol. VI. (vol. VI. of VI.) by Max Duncker

Jerome represents Crœsus as beginning the war in Ol. 57,3 = 550 B.C. and puts his capture in Ol. 58,1 = 548 B.C.

From The History of Antiquity Vol. VI. (vol. VI. of VI.) by Max Duncker

My pig’s snout’s now upon my face; And I inhale with fishy grace, My gills outflapping right and left, Ol. pin. sylvest.

From The Works of Robert Louis Stevenson - Swanston Edition Vol. 23 (of 25) by Robert Louis Stevenson

The love felt by this city for soccer in all its forms — from the Sounders to O.L.

From New York Times May 5, 2022

Farid Benstiti, the head coach of the O.L.

From New York Times Oct. 1, 2021

O.L. and N.J.S. were supported by NIH/NCRR grant number UL1 RR025774.

From Nature Mar. 13, 2013

Confirmatory evidence has also been obtained by O.L.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 3 "Capefigue" to "Carneades" by Various

Bunsen at Marburg in 1840, and by O.L.

From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 "Châtelet" to "Chicago" by Various

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