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duplicate

[noun, adjective doo-pli-kit, dyoo-; verb doo-pli-keyt, dyoo-]
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noun
  1. a copy exactly like an original.
  2. anything corresponding in all respects to something else.
  3. Cards. a duplicate game.
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verb (used with object), du·pli·cat·ed, du·pli·cat·ing.
  1. to make an exact copy of.
  2. to do or perform again; repeat: He duplicated his father's way of standing with his hands in his pockets.
  3. to double; make twofold.
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verb (used without object), du·pli·cat·ed, du·pli·cat·ing.
  1. to become duplicate.
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adjective
  1. exactly like or corresponding to something else: duplicate copies of a letter.
  2. consisting of or existing in two identical or corresponding parts; double.
  3. Cards. noting a game in which each team plays a series of identical hands, the winner being the team making the best total score.
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Idioms
  1. in duplicate, in two copies, especially two identical copies: Please type the letter in duplicate.
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Origin of duplicate

1400–50; late Middle English < Latin duplicātus (past participle of duplicāre to make double), equivalent to duplic- (stem of duplex) duplex + -ātus -ate1
Related formsdu·pli·ca·tive, adjectivenon·du·pli·cat·ing, adjectivenon·du·pli·ca·tive, adjectivepre·du·pli·cate, verb (used with object), pre·du·pli·cat·ed, pre·du·pli·cat·ing.qua·si-du·pli·cate, adjectiveself-du·pli·cat·ing, adjectiveun·du·pli·cat·ed, adjectiveun·du·pli·ca·tive, adjective

Synonyms

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1. facsimile, replica, reproduction. 4. See imitate. 9. twofold.

Antonyms

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

imitateclonereproducereplicatemirrorcopymanifolddittotracedoublephotocopyXeroxechoduperedoublephonyfakemultiplyreworkredo

Examples from the Web for duplicated

Contemporary Examples

Historical Examples

  • Emma is Emma, you know, and cannot be duplicated, imitated nor replaced.

  • I cannot bear the thought of seeing England duplicated in Ireland.

    Changing Winds

    St. John G. Ervine

  • There is not one that has not been duplicated, triplicated, ah!

    The Golden Woman

    Ridgwell Cullum

  • He duplicated the action, but it was absurdly difficult to get out of the chair.

    Sand Doom

    William Fitzgerald Jenkins

  • He duplicated this process with the best print he could find of the left foot.

    Oh, You Tex!

    William Macleod Raine


British Dictionary definitions for duplicated

duplicate

adjective (ˈdjuːplɪkɪt)
  1. copied exactly from an original
  2. identical
  3. existing as a pair or in pairs; twofold
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noun (ˈdjuːplɪkɪt)
  1. an exact copy; double
  2. something additional or supplementary of the same kind
  3. two exact copies (esp in the phrase in duplicate)
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verb (ˈdjuːplɪˌkeɪt)
  1. (tr) to make a replica of
  2. (tr) to do or make again
  3. (tr) to make in a pair; make double
  4. (intr) biology to reproduce by dividing into two identical partsthe chromosomes duplicated in mitosis
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Derived Formsduplicable (ˈdjuːplɪkəbəl), adjectiveduplicability, nounduplicately, adverbduplicative, adjective

Word Origin

C15: from Latin duplicāre to double, from duo two + plicāre to fold
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 duplicated

duplicate

adj.

mid-15c., "having two parts, double," from Latin duplicatus, past participle of duplicare "to double," from duo "two" (see two) + plicare "to fold" see ply (v.1)). Meaning "exactly corresponding, that is an exact copy of" is from 1812.

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duplicate

v.

1620s, "to double," from Latin duplicatus, past participle of duplicare (see duplicate (adj.)). Meaning "make an exact copy" is from 1640s (implied in duplicated). Related: Duplicating. The noun is first recorded 1530s.

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Online Etymology Dictionary, © 2010 Douglas Harper