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A group of four people joined in authority or office, especially a government of four people.

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.


a group of four leaders
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(kwɒˈdrʌm vər ɪt, -vəˌreɪt)

a governing authority made up of four persons.
[1745–55; quadr- + -umvirate (as in triumvirate)]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.quadrumvirate - a group of four men
foursome, quartette, quartet - four people considered as a unit; "he joined a barbershop quartet"; "the foursome teed off before 9 a.m."
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
The Woke-Us Dei quadrumvirate were there for the photo op at Gay Pride, decked out in rainbow gear, waving the flag, marching behind the banner.
As depicted in the second part, the quadrumvirate of Johnson, Wesley, Paley, and Butler contributed significantly to the Victorian ethos, but in distinctively different ways and to diverse clientele.
General Michael Flynn's book was an underground hit in Farsi, and the quadrumvirate of Pompeo, Mattis, McMaster, and Kelly show no signs of wanting to pursue the shameful strategic alliance that Obama forged with Supreme Leader Ali Khamenei.
On Thursday, the first of this quadrumvirate -- the only one to be performed in Worcester -- performed by conductor Benjamin Zander and the Boston Philharmonic, delivered a spry, stirring interpretation of this much-loved score at Mechanics Hall.