duplicate 1 of 3

duplicate

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noun

duplicate

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verb

1
as in to copy
to make an exact likeness of art students trying to duplicate paintings in the museum's collection as part of their training

Synonyms & Similar Words

Antonyms & Near Antonyms

2
as in to replicate
to make or do again we were unable to duplicate the experiment in our own lab, so we're suspicious

Synonyms & Similar Words

3
as in to double
to make twice as great or as many the recipe can be easily duplicated in order to feed a large family

Synonyms & Similar Words

Synonym Chooser

How does the noun duplicate differ from other similar words?

Some common synonyms of duplicate are copy, facsimile, replica, and reproduction. While all these words mean "a thing made to closely resemble another," duplicate implies a double or counterpart exactly corresponding to another thing.

a duplicate of a house key

When is it sensible to use copy instead of duplicate?

The meanings of copy and duplicate largely overlap; however, copy applies especially to one of a number of things reproduced mechanically.

printed 1000 copies of the lithograph

When can facsimile be used instead of duplicate?

Although the words facsimile and duplicate have much in common, facsimile suggests a close reproduction often of graphic matter that may differ in scale.

a facsimile of a rare book

Where would replica be a reasonable alternative to duplicate?

While the synonyms replica and duplicate are close in meaning, replica implies the exact reproduction of a particular item in all details, but not always in the same scale.

a replica of the Mayflower
miniature replicas of classic cars

When might reproduction be a better fit than duplicate?

While in some cases nearly identical to duplicate, reproduction implies an exact or close imitation of an existing thing.

reproductions from the museum's furniture collection

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of duplicate
Adjective
These are uncategorized and have included duplicate emails. Matthew J. Friedman, CNN Money, 4 Sep. 2025 HIEs reduce unnecessary duplicate tests and protect against drug interactions or other dangers that can be avoided. Brian Bell, Hartford Courant, 19 Aug. 2025
Noun
That trailing effect isn’t a smear on its own, but their blades also leave afterimages, duplicate smears, along their path through space. Eric Vilas-Boas, Vulture, 19 Aug. 2025 The Journal Sentinel removed likely duplicates by taking out arrests of the same individual within one day of each other. Eva Wen, jsonline.com, 24 July 2025
Verb
Chérizier, 48, who’s been actively meeting with former rivals, may be trying to duplicate the conditions in Carrefour, a sprawling suburb south of the capital where gangs now settle disputes, enact rules and profit from residents’ commercial activities. Johnny Fils-Aimé, Miami Herald, 8 Sep. 2025 And the core act of reporting — gathering information that isn’t yet available in digital form — is relatively impossible to duplicate with AI, for now. Gina Chua, semafor.com, 1 Sep. 2025 See All Example Sentences for duplicate
Recent Examples of Synonyms for duplicate
Adjective
  • Each Participant acknowledges and agrees that such Participant will not be entitled to any compensation as a result of any Search Entity’s use of any such similar or identical material.
    Time, Time, 29 Sep. 2025
  • Hackers often create lookalike domains that look nearly identical to real ones, adding small spelling changes or extra words.
    Kurt Knutsson, FOXNews.com, 29 Sep. 2025
Noun
  • The Rehabilitation A week after Manes’ departure, Johnson posted the image of himself posing with Bukele and their families in front of a Christmas tree.
    T. Christian Miller, ProPublica, 30 Sep. 2025
  • When police released images of the weapon, Robinson’s father texted his son, asking for a picture of the gun, according to the charging document.
    Zoe Sottile, CNN Money, 29 Sep. 2025
Noun
  • If that’s any indication of the deliciousness of her recipes, who wouldn’t want to get a copy of her cookbook this very second?
    L. Daniela Alvarez, Better Homes & Gardens, 29 Sep. 2025
  • Bible sales through August 2025 reached 10 million copies, marking an increase of more than one million compared to the same period last year, according to BookScan.
    Ashley J. DiMella, FOXNews.com, 28 Sep. 2025
Verb
  • These filaments have long been observed in real clusters like Perseus but never before reproduced in a simulation.
    Neetika Walter, Interesting Engineering, 1 Oct. 2025
  • No part of this excerpt may be reproduced or reprinted without permission in writing from the publisher.
    Irene Yoo September 26, Literary Hub, 26 Sep. 2025
Verb
  • Other researchers took a look at the data and found that inorganic processes or terrestrial contamination could replicate all the evidence from the meteorite.
    Keith Cooper, Space.com, 1 Oct. 2025
  • Ultimately, America’s culture of innovation is a decisive advantage that China has struggled to replicate.
    Rebecca A. Fannin, MSNBC Newsweek, 1 Oct. 2025
Verb
  • In the chain’s most recent earnings call last month, Kempczinski said customers more than doubled their visits after joining the program, enticed by discounts.
    Jordan Valinsky, CNN Money, 29 Sep. 2025
  • The unique plastic used in pods Plastics production has doubled in the past two decades, and only 9% of it is successfully recycled.
    Matt Fuchs, Time, 29 Sep. 2025
Adjective
  • Police asked Arfsten about similar thefts and damage at area Pick ‘n Save locations in the area.
    Erik S. Hanley, jsonline.com, 6 Oct. 2025
  • There was a similar effort in the build-up to Bukayo Saka’s goal against Leeds United which, again, won’t count as an assist despite its importance.
    Art de Roché, New York Times, 5 Oct. 2025
Noun
  • Visitors can walk through wildflowers as military aircraft fly over a lonely barn-like hangar—a replica of one that housed the first practical flying machine.
    Danny Robb, JSTOR Daily, 3 Oct. 2025
  • The decoy unfolds from a compact square box and inflates into a full-size F-35 replica within minutes.
    Aamir Khollam, Interesting Engineering, 3 Oct. 2025

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Cite this Entry

“Duplicate.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/duplicate. Accessed 7 Oct. 2025.

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