duplicate

[noun, adjective doo-pli-kit, dyoo-; verb doo-pli-keyt, dyoo-]

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SEE MORE SYNONYMS FOR duplicate ON THESAURUS.COM

noun

a copy exactly like an original.

anything corresponding in all respects to something else.

Cards. a duplicate game.

verb (used with object), du·pli·cat·ed, du·pli·cat·ing.

to make an exact copy of.

to do or perform again; repeat: He duplicated his father's way of standing with his hands in his pockets.

to double; make twofold.

verb (used without object), du·pli·cat·ed, du·pli·cat·ing.

to become duplicate.

adjective

exactly like or corresponding to something else: duplicate copies of a letter.

consisting of or existing in two identical or corresponding parts; double.

Cards. noting a game in which each team plays a series of identical hands, the winner being the team making the best total score.

Idioms

in duplicate, in two copies, especially two identical copies: Please type the letter in duplicate.

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 for duplicate

SEE MORE SYNONYMS FOR duplicate ON THESAURUS.COM

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

Antonyms for duplicate

1. original.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for duplicated

imitate, clone, reproduce, replicate, mirror, copy, manifold, ditto, trace, double, photocopy, Xerox, echo, dupe, redouble, phony, fake, multiply, rework, redo

Examples from the Web for duplicated

Contemporary Examples of duplicated

In one study, children saw a magic trick where objects placed into one box were duplicated in another.
Why Are Millennials Unfriending Organized Religion?
Vlad Chituc
November 9, 2014
Urologists categorize diphallia into three groups based on how much is duplicated.
This Man Claims to Have Two Penises, Science Confirms It’s Possible
Kent Sepkowitz
January 3, 2014
The finding is heady stuff – if duplicated, this would represent one of the most effective approaches yet demonstrated.
Why Can't We Find an AIDS Vaccine?
Kent Sepkowitz
September 15, 2013
If it could be duplicated, that would only get Ryan to his absolute minimum level of revenues as a share of GDP.
Ryan's Budget is So Ambitious, it Needs Magic to Work
Noah Kristula-Green
March 23, 2012
Others saw a fluke convergence of interests that would not be duplicated in the near future.
Tea Party Victims Support Group
Benjamin Sarlin
December 16, 2010

Historical Examples of duplicated

Emma is Emma, you know, and cannot be duplicated, imitated nor replaced.
Grace Harlowe's Return to Overton Campus
Jessie Graham Flower
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)

copied exactly from an original

identical

existing as a pair or in pairs; twofold

noun (ˈdjuːplɪkɪt)

an exact copy; double

something additional or supplementary of the same kind

two exact copies (esp in the phrase in duplicate)

verb (ˈdjuːplɪˌkeɪt)

(tr) to make a replica of

(tr) to do or make again

(tr) to make in a pair; make double

(intr) biology to reproduce by dividing into two identical partsthe chromosomes duplicated in mitosis

Derived Formsduplicable (ˈdjuːplɪkəbəl), adjectiveduplicability, nounduplicately, adverbduplicative, adjective

Word Origin for duplicate

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.

duplicate

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.