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 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 But the deletion of years of Women Techmakers’ work came as a significant shock to its members. Hadas Gold, CNN Money, 23 Oct. 2025 Second, deletion should be easy and thorough. Keivan Navaie, IEEE Spectrum, 22 Oct. 2025 Only four of the companies, however, stated that consumers could request the deletion of their data. Sara Braun, Sacbee.com, 17 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 29 Oct. 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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