duplication
noun
du·pli·ca·tion
ˌdü-pli-ˈkā-shən 
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
Schlemmer recommends not posting anything that contains a recording of your voice, as even a short snippet can be used for duplication.
—
Suzi Morales, Parents, 25 Sep. 2025
Also, folks in the know say an internal study showed that there is only around 4% duplication in viewership between NBC and Peacock audiences.
—Michael Schneider, Variety, 18 Sep. 2025
That shift does more than reduce duplication.
—Gelila, Forbes.com, 16 Sep. 2025
Researchers at the Wellcome Sanger Institute and the Institute of Evolutionary Biology in Barcelona found that the butterfly’s extreme chromosome count came from splitting rather than duplication.
—Aamir Khollam, Interesting Engineering, 11 Sep. 2025
See All Example Sentences for duplication
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Suzi Morales, Parents, 25 Sep. 2025
Also, folks in the know say an internal study showed that there is only around 4% duplication in viewership between NBC and Peacock audiences.
—Michael Schneider, Variety, 18 Sep. 2025
That shift does more than reduce duplication.
—Gelila, Forbes.com, 16 Sep. 2025
Researchers at the Wellcome Sanger Institute and the Institute of Evolutionary Biology in Barcelona found that the butterfly’s extreme chromosome count came from splitting rather than duplication.
—Aamir Khollam, Interesting Engineering, 11 Sep. 2025
See All Example Sentences for duplication
Cite this Entry
“Duplication.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/duplication. Accessed 1 Oct. 2025.
Copy CitationKids Definition
duplication
noun
du·pli·ca·tion
ˌd(y)ü-pli-ˈkā-shən
1
a
: an act or process of duplicating
b
: the state of being duplicated
Medical Definition
duplication
noun
du·pli·ca·tion
ˌd(y)ü-pli-ˈkā-shən
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-
: the act, process, or result of duplicating
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