[ noun, adjective kwo-droo-pli-kit; verb kwo-droo-pli-keyt ]
/ noun, adjective kwɒˈdru plɪ kɪt; verb kwɒˈdru plɪˌkeɪt /
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one of four copies or identical items, especially copies of typewritten material.


consisting of four identical parts.
pertaining to a fourth item or copy of something.

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

to produce or copy in quadruplicate.
to make four times as great.



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“Evoke” and “invoke” both derive from the same Latin root “vocāre.”

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Idioms for quadruplicate

    in quadruplicate, in four identical copies.

Origin of quadruplicate

1650–60; <Latin quadruplicātus (past participle of quadruplicāre), equivalent to quadruplic- (stem of quadruplexquadruplex) + -ātus-ate1

OTHER WORDS FROM quadruplicate

quad·ru·pli·ca·tion, quad·ru·pli·ca·ture [kwo-droo-pli-kuh-cher], /kwɒˈdru plɪ kə tʃər/, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use quadruplicate in a sentence

British Dictionary definitions for quadruplicate


adjective (kwɒˈdruːplɪkɪt, -ˌkeɪt)

fourfold or quadruple

verb (kwɒˈdruːplɪˌkeɪt)

to multiply or be multiplied by four

noun (kwɒˈdruːplɪkɪt, -ˌkeɪt)

a group or set of four things

Derived forms of quadruplicate

quadruplication, noun

Word Origin for quadruplicate

C17: from Latin quadruplicāre to increase fourfold
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