deletion

noun

de·​le·​tion di-ˈlē-shən How to pronounce deletion (audio)
dē-
Synonyms of deletionnext
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

Synonyms of deletion

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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.
According to OpenAI, the deletion cannot be undone, and its support team cannot recover the content. — Fernanda Tronco, Fortune, 23 Oct. 2026 For broader deletion, Muse offers additional controls, including a feature called Reset Muse. — Kurt Knutsson, FOXNews.com, 23 Oct. 2026 And while authorities tried to quell protests against the voter revision deletions in October, Shah described those opposing the voter revision as protecting infiltrators. — Diaa Hadid, NPR, 21 Oct. 2026 The issue snowballed after The Indian Express newspaper reported that two of the commission’s top three officials had repeatedly objected to aspects of the revision, including voter deletion and registration procedures. — Aakash Hassan, Christian Science Monitor, 21 Oct. 2026 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

Rhymes for deletion

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Browse Nearby Words

delethalize
deletion
deleveling
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Cite this Entry

“Deletion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/deletion. Accessed 27 Oct. 2026.

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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

Britannica.com: Encyclopedia article about deletion

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