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

Nearby words

  1. -oholic,
  2. -oic,
  3. -oid,
  4. -oidal,
  5. -oidea,
  6. -ola,
  7. -ole,
  8. -ologist,
  9. -ology,
  10. -oma

Origin of -ol

short for alcohol or phenol



variant of -ole2.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for -ol



suffix forming nouns

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

Word Origin for -ol

from alcohol

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

Word Origin and History for -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

Science definitions for -ol


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