[ahy-den-ti-kuhl, ih-den-]


similar or alike in every way: The two cars are identical except for their license plates.
being the very same; selfsame: This is the identical room we stayed in last year.
agreeing exactly: identical opinions.

Origin of identical

1610–20; < Medieval Latin identic(us) identic + -al1
Related formsi·den·ti·cal·ly, adverbi·den·ti·cal·ness, nounnon·i·den·ti·cal, adjectivepseu·do·i·den·ti·cal, adjectivequa·si-i·den·ti·cal, adjectivequa·si-i·den·ti·cal·ly, adverbun·i·den·ti·cal, adjectiveun·i·den·ti·cal·ly, adverb

Synonyms for identical

3. congruous, congruent, equal, matching. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for identically

Contemporary Examples of identically

  • But they act as if they have to be more conservative than identically situated male Democrats from red states do.

    The Daily Beast logo
    Ladies Night on Capitol Hill

    Linda Hirshman

    November 30, 2009

Historical Examples of identically

  • Identically the same thing is done in the construction of the flying machine.

    Flying Machines

    W.J. Jackman and Thos. H. Russell

  • And then, to complete the record, he got identically the same suggestion from Bob Standish.


    Holworthy Hall

  • The portraits were identically alike, and uniformly impassive.

    Blazed Trail Stories

    Stewart Edward White

  • He has a talent for appearing at identically the right moment.

    The Long Roll

    Mary Johnston

  • Intrinsically the constitution of the mind is identically the same.

    The Land of Thor

    J. Ross Browne

British Dictionary definitions for identically



Also called: numerically identical being one and the same individualCicero and Tully are identical
Also called: quantitatively identical exactly alike, equal, or agreeing
designating either or both of a pair of twins of the same sex who developed from a single fertilized ovum that split into twoCompare fraternal (def. 3)
Derived Formsidentically, adverbidenticalness, noun

Word Origin for identical

C17: from Medieval Latin identicus, from Latin idem the same
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 identically



1610s, as a term in logic, from Medieval Latin identicus "the same," from Late Latin identitas "identity, sameness," ultimately from comb. form of Latin idem "the same" (from id "it, that one;" see id) + demonstrative suffix -dem. General sense of "being the same or very similar" is from 1630s. Replaced Middle English idemptical (late 15c.), from Medieval Latin idemptitas "identity," from Latin idem. Related: Identically.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for identically




Exactly equal and alike.
Of or relating to a twin or twins developed from the same fertilized ovum and having the same genetic makeup and closely similar appearance; monozygotic.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.