[ ol-uh-jee ]

noun,plural ol·o·gies.Informal or Facetious.
  1. any science or branch of knowledge.

Origin of ology

First recorded in 1795–1805; extracted from words like biology, geology, etc., where the element -logy is preceded by the connecting vowel -o-;see -o-

Words Nearby ology

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use ology in a sentence

  • Do not shy from study of the science of mind because it is an "ology" and therefore may seem hard.

    Certain Success | Norval A. Hawkins

British Dictionary definitions for ology


/ (ˈɒlədʒɪ) /

nounplural -gies
  1. informal a science or other branch of knowledge

Origin of ology

C19: abstracted from words with this ending, such as theology, biology, etc; see -logy

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