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definitions

identical

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

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.

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RELATED WORDS

interchangeable, exact, indistinguishable, Xerox, corresponding, ditto, double, duplicate, equivalent, like, look-alike, matching, same, tantamount, twin, very, identic, selfsame

Nearby words

  1. idem,
  2. idempotent,
  3. ident,
  4. identi-kit,
  5. identic,
  6. identical proposition,
  7. identical rhyme,
  8. identical twin,
  9. identical twins,
  10. identically

Origin of identical

1610–20; < Medieval Latin identic(us) identic + -al1
Related forms
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for identical

British Dictionary definitions for identical

identical

adjective

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 identical

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.

Online Etymology Dictionary, © 2010 Douglas Harper
Medicine definitions for identical

identical

[ī-dĕn′tĭ-kəl]

adj.

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.