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Synonyms for duplicate

noun

double, second, mate, match, twin, copy, facsimile, replica, reproduction, photocopy, carbon, carbon copy, ditto, likeness, counterpart, counterfeit, analogue, second edition, parallel, correlate, repetition, duplication, recurrence, Xerox (trademark), look-alike, chip off the old block*, ringer*, dead ringer*, clone*; see also copy, imitation 2, reproduction 2.

Antonyms original*, pattern, prototype.

in duplicate

duplicated, doubled, copied; see reproduced. See syn. study at copy.

verb

  1. To copy

    reproduce, counterfeit, make a replica of; see copy 2.

  2. To double

    make twofold, multiply, make twice as much; see increase 1.

  3. To repeat

    redo, remake, replicate, equal; see repeat 1, reproduce 2.

See duplicate in Webster's New World Roget's A-Z Thesaurus II

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