duplicate

[n., adj. doo-pli-kit, dyoo-; v. doo-pli-keyt, dyoo-] /n., adj. ˈdu plɪ kɪt, ˈdyu-; v. ˈdu plɪˌkeɪt, ˈdyu-/
noun
1.
a copy exactly like an original.
2.
anything corresponding in all respects to something else.
3.
Cards. a duplicate game.
verb (used with object), duplicated, duplicating.
4.
to make an exact copy of.
5.
to do or perform again; repeat:
He duplicated his father's way of standing with his hands in his pockets.
6.
to double; make twofold.
verb (used without object), duplicated, duplicating.
7.
to become duplicate.
adjective
8.
exactly like or corresponding to something else:
duplicate copies of a letter.
9.
consisting of or existing in two identical or corresponding parts; double.
10.
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
11.
in duplicate, in two copies, especially two identical copies:
Please type the letter in duplicate.
Origin
1400-50; late Middle English < Latin duplicātus (past participle of duplicāre to make double), equivalent to duplic- (stem of duplex) duplex + -ātus -ate1
Related forms
duplicative, adjective
nonduplicating, adjective
nonduplicative, adjective
preduplicate, verb (used with object), preduplicated, preduplicating.
quasi-duplicate, adjective
self-duplicating, adjective
unduplicated, adjective
unduplicative, adjective
Synonyms
1. facsimile, replica, reproduction. 4. See imitate. 9. twofold.
Antonyms
1. original.
Examples from the web for duplicate
  • The number of duplicate claims among patents is far too high.
  • US farmers and ranchers are also plunking down thousands of dollars to duplicate prize bulls, cows, and pigs.
  • The team set out to duplicate the chemistry within interstellar clouds in the laboratory.
  • But you can duplicate this idea without mail ordering.
  • Please only submit one entry, as duplicate entries will be discarded.
  • duplicate clubs and rubber bridge clubs normally pursue independent parallel tracks.
  • Pay close attention to the tone and style of work published in the journal and try to duplicate it in your own work.
  • They are having to spend increasing amounts of time and effort responding to duplicate inquiries.
  • But researchers came up empty when they tried to duplicate the experiment.
  • Her creations have also inspired customers to duplicate her designs or make up their own.
British Dictionary definitions for duplicate

duplicate

adjective (ˈdjuːplɪkɪt)
1.
copied exactly from an original
2.
identical
3.
existing as a pair or in pairs; twofold
noun (ˈdjuːplɪkɪt)
4.
an exact copy; double
5.
something additional or supplementary of the same kind
6.
two exact copies (esp in the phrase in duplicate)
verb (ˈdjuːplɪˌkeɪt)
7.
(transitive) to make a replica of
8.
(transitive) to do or make again
9.
(transitive) to make in a pair; make double
10.
(intransitive) (biology) to reproduce by dividing into two identical parts: the chromosomes duplicated in mitosis
Derived Forms
duplicable (ˈdjuːplɪkəbəl) adjective
duplicability, noun
duplicately, adverb
duplicative, adjective
Word Origin
C15: from Latin duplicāre to double, from duo two + plicāre to fold
Word Origin and History for 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.

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.