deletion

noun

de·​le·​tion di-ˈlē-shən 

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

Synonyms

• elision
• omission

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

The first of nine warrants was obtained in August 2024 in the Eastern District of Pennsylvania authorizing the deletion of PlugX from U.S.-based computers, the last expired on Jan. 3. —Davey Winder, Forbes, 17 Jan. 2025

In August 2024, the FBI obtained warrants in the Eastern District of Pennsylvania authorizing the deletion of PlugX from U.S.-based computers. —Michael Gfoeller and David H. Rundell, Newsweek, 16 Jan. 2025

There is a significant difference between a comprehensive modification and the mere deletion of some paragraphs. —Chantal Da Silva, NBC News, 4 Jan. 2025

Finally, remember that some apps have different methods for bulk deletion. —Kurt Knutsson, Cyberguy Report, Fox News, 15 Dec. 2024

Word History

Etymology

Latin deletion-, deletio destruction, from delēre

First Known Use

1590, in the meaning defined at sense 1

Medical Definition

deletion

noun

de·​le·​tion di-ˈlē-shən 

1

: the absence of a section of genetic material from a gene or chromosome

2

: the mutational process that results in a deletion