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identical

[ahy-den-ti-kuhl, ih-den-]
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adjective
  1. similar or alike in every way: The two cars are identical except for their license plates.
  2. being the very same; selfsame: This is the identical room we stayed in last year.
  3. agreeing exactly: identical opinions.
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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

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3. congruous, congruent, equal, matching.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

interchangeableexactindistinguishableXeroxcorrespondingdittodoubleduplicateequivalentlikelook-alikematchingsametantamounttwinveryidenticselfsame

Examples from the Web for identical

Contemporary Examples

Historical Examples

  • I am almost sure I have seen that identical carriage before.

    The Yates Pride

    Mary E. Wilkins Freeman

  • The living quarters of the physicians were identical with those on the chemists' level.

  • If it is not this identical system, it is a variation of it.

    Roden's Corner

    Henry Seton Merriman

  • It admits of but one attribution, and that embracing an identical proposition.

  • It will be readily seen that by this process the offspring are identical with the parent.

    The Truth About Woman

    C. Gasquoine Hartley


British Dictionary definitions for identical

identical

adjective
  1. Also called: numerically identical being one and the same individualCicero and Tully are identical
  2. Also called: quantitatively identical exactly alike, equal, or agreeing
  3. 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)
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Derived Formsidentically, adverbidenticalness, noun

Word Origin

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 identical

adj.

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.

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Online Etymology Dictionary, © 2010 Douglas Harper

identical in Medicine

identical

(ī-dĕntĭ-kəl)
adj.
  1. Exactly equal and alike.
  2. 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.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.