Also found in: Thesaurus, Medical, Wikipedia.


(word root) a science or branch of knowledge
Examples of words with the root -ology: biology, geology, psychology
Abused, Confused, & Misused Words by Mary Embree Copyright © 2007, 2013 by Mary Embree


n. pl. ol·o·gies Informal
A branch of learning.

[From -ology.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


n, pl -gies
informal a science or other branch of knowledge
[C19: abstracted from words with this ending, such as theology, biology, etc; see -logy]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.ology - an informal word (abstracted from words with this ending) for some unidentified branch of knowledge
discipline, field of study, subject area, subject field, bailiwick, subject, field, study - a branch of knowledge; "in what discipline is his doctorate?"; "teachers should be well trained in their subject"; "anthropology is the study of human beings"
symbology - the study or the use of symbols and symbolism
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in classic literature ?
If there is any Ology left, of any description, that has not been worn to rags in this house, all I can say is, I hope I shall never hear its name.'
'But there is something - not an Ology at all - that your father has missed, or forgotten, Louisa.
"But you cannot expect me to believe that a dead man has the power to put out of joint the meteor- ology of this part of the world.
Note that "psychology" was once not an "ology" but merely part of "philosophy."
- The Department of Defense, through its Platforms for Rapid Integrated Solutions for Medical Countermeasures (PRISM) office, has awarded US-based biologics contract development and manufacturing organisation Ology Bioservices, Inc with two contracts valued at USD 135.4m, the company said.
Ology Bioservices: Timothy Cooke, Ph.D., has joined the company as senior vice president of Commercial Business.
She's back for a second series in the question master's chair vacated by Stephen Fry and is now up to the letter O, which in this opening edition stands for ology. The panellists showing off their Quite Interesting knowledge are Bill Bailey, Phill Jupitus, Claudia Winkleman and, of course, Alan Davies.
Which "ology" is the search or study of animals whose existence has not been proven, such as the Yeti or Loch Ness Monster?
3 He's got a silky smooth voice - as heard on his debut album, Ology, which is out this month.
"The Ology" is filled with life changing; Biblically sound stories that will equip parents to introduce their family foundational theological truths on the subjects of: God, man, sin, promises of the law, Christ, the Holy Spirit, adoption into God's family, the Church, end times, and God's Word.
When told he had passed pottery and sociology, she happily told him: "He gets an ology and he says he's failed.
Synopsis: In the cellar of the old stone cathedral, Carla and Timothy uncover a life-changing treasure, a carefully wrapped ancient book known as "The Ology".