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[yoo-nuh-fahy] /ˈyu nəˌfaɪ/
verb (used with object), verb (used without object), unified, unifying.
to make or become a single unit; unite:
to unify conflicting theories; to unify a country.
Origin of unify
1495-1505; < Late Latin ūnificāre, equivalent to Latin ūni- uni- + -ficāre -fy
Related forms
unifier, noun
nonunified, adjective
quasi-unified, adjective
reunify, verb (used with object), reunified, reunifying.
ununified, adjective
combine, merge, fuse, coalesce. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for unified
  • One of the first tasks of the single unified body would be to produce a coherent regulatory framework for the industry.
  • The atmosphere of a planet is what binds its surface into a unified whole.
  • My own field of research, the quest for a unified theory, is no stranger to uncertainty.
  • Bolívar's dream of a unified region, a place where all nations would gather to form a stronger people, never came to be.
  • Here is the outline of the unified understanding of physics.
  • We loved the elegant shapes of these tall candlesticks, but they needed to be unified.
  • Creating a unified technology infrastructure has been a longstanding goal at the library.
  • These riders, ready to die for their new lord, vanquished enemies and unified former rivals under a single banner as never before.
  • Understanding the relation between cause and effect is a key part of attempts to construct a unified theory of physics.
  • Twitter and other social networking services into one unified portal on your portable.
British Dictionary definitions for unified


verb -fies, -fying, -fied
to make or become one; unite
Derived Forms
unifiable, adjective
unifier, noun
Word Origin
C16: from Medieval Latin ūnificāre, from Latin ūnus one + facere to make
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
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Word Origin and History for unified



c.1500, "to make into one," from Middle French unifier (14c.), from Late Latin unificare "make one," from Latin uni- "one" (see uni-) + root of facere "to make" (see factitious). Related: Unified; unifying. Unified (field) theory in physics is recorded from 1935.

Online Etymology Dictionary, © 2010 Douglas Harper
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