duplication

noun

du·​pli·​ca·​tion ˌdü-pli-ˈkā-shən How to pronounce duplication (audio)
 also  ˌdyü-
1
a
: the act or process of duplicating
b
: the quality or state of being duplicated
2
3
: a part of a chromosome in which the genetic material is repeated
also : the process of forming a duplication

Examples of duplication in a Sentence

He sent the manuscript out for duplication. Please eliminate duplication when combining the lists.
Recent Examples on the Web
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.
Use existing tools where possible and ensure staff workflows evolve alongside tech so that value isn’t lost to confusion or duplication. Kamal Anand, Forbes.com, 20 June 2025 Giving a larger share of aid to multilateral organizations can also help improve international cooperation and cut down on duplication of aid efforts. Lauren Kent, CNN Money, 12 June 2025 This can lead to duplication of work, unintentional gaps and frustration among team members. Leyda Lazo, Forbes, 19 Mar. 2025 Marketers must also contend with channel saturation and duplication. Seraj Bharwani, Forbes.com, 3 June 2025 See All Example Sentences for duplication

Word History

First Known Use

15th century, in the meaning defined at sense 1a

Time Traveler
The first known use of duplication was in the 15th century

Cite this Entry

“Duplication.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/duplication. Accessed 27 Jun. 2025.

Kids Definition

duplication

noun
du·​pli·​ca·​tion ˌd(y)ü-pli-ˈkā-shən How to pronounce duplication (audio)
1
a
: an act or process of duplicating
b
: the state of being duplicated
2

Medical Definition

duplication

noun
du·​pli·​ca·​tion ˌd(y)ü-pli-ˈkā-shən How to pronounce duplication (audio)
1
: the act or process of duplicating : the quality or state of being duplicated
2
: a part of a chromosome in which the genetic material is repeated
also : the process of forming a duplication

Legal Definition

duplication

noun
du·​pli·​ca·​tion ˌdü-pli-ˈkā-shən, ˌdyü- How to pronounce duplication (audio)
: the act, process, or result of duplicating

More from Merriam-Webster on duplication

Last Updated: - Updated example sentences
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