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 those texts might therefore hurt MSG’s ability to wage an effective defense. Michael McCann, Sportico.com, 3 Nov. 2025 Lawrence was born in 1994 with serious medical issues, including 3p deletion syndrome, a rare and deadly genetic disorder. Abigail Adams, PEOPLE, 30 Oct. 2025 In court, Everett reviewed details of the case, including McGraw's deletion of a text message that was part of discovery in the case, an action that the judge said was considered in his ruling. Raechal Shewfelt, Entertainment Weekly, 29 Oct. 2025 The motion also calls on the court to order the government to preserve all communications with members of the media and to prevent the deletion of any records or messages related to the investigation and prosecution. Gabe Whisnant, MSNBC Newsweek, 24 Oct. 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 6 Nov. 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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