deletion

noun

de·​le·​tion di-ˈlē-shən How to pronounce deletion (audio)
dē-
1
: the act of deleting
2
a
: something deleted
b(1)
: the absence of a section of genetic material from a gene or chromosome
(2)
: the mutational process that results in a deletion

Examples of deletion in a Sentence

one of the deletions from the final cut of the movie turned out to be my one line of dialogue
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.
The deletion of a single DNA base (an adenine) shifts the frame of the three-sequence protein code for the rest of EspW. Beth Mole, ArsTechnica, 14 May 2025 The documents alleged that, while the company was being investigated, Lewis had approved a plan that resulted in the deletion of millions of e-mails from News International’s servers. Clare Malone, New Yorker, 12 May 2025 Tactics are changing as well, with some threat actors moving to the deletion of data as part of their normal operations, Brandon Williams, chief technology officer at Conversant Group, has warned. Davey Winder, Forbes.com, 27 Apr. 2025 These outages are often caused by issues such as software bugs, hardware failures, misconfigured server settings, and even human mistakes like accidental data deletions. Amanda Castro, Newsweek, 25 Mar. 2025 See All Example Sentences for deletion

Word History

Etymology

Latin deletion-, deletio destruction, from delēre

First Known Use

1590, in the meaning defined at sense 1

Time Traveler
The first known use of deletion was in 1590

Browse Nearby Words

Cite this Entry

“Deletion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/deletion. Accessed 23 May. 2025.

Medical Definition

deletion

noun
de·​le·​tion di-ˈlē-shən How to pronounce deletion (audio)
1
: the absence of a section of genetic material from a gene or chromosome
2
: the mutational process that results in a deletion

More from Merriam-Webster on deletion

Last Updated: - Updated example sentences
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