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 of deletion

• 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

Opposition parties allege the deletions disproportionately affect Muslims and other minorities, who are unlikely to support the Hindu nationalist ruling party, allegations the commission and the BJP reject. — CNN Money, 16 Oct. 2026

Companies that treat data as a liability make deletion as easy as signup. — Expert Panel®, Forbes.com, 16 Oct. 2026

According to the paper’s sources, the deletion happened after Mastiff allowed an AI agent into the server. — Frank Landymore, Futurism, 14 Oct. 2026

In August, a former governor was arrested for ordering the deletion of security camera footage in Iguala on the night of the disappearances. — CBS News, 29 Sep. 2026

Word History

Etymology

Latin deletion-, deletio destruction, from delēre

First Known Use

1590, in the meaning defined at sense 1

Rhymes for deletion

• accretion
• completion
• concretion
• depletion
• excretion
• repletion
• secretion
• carburetion
• grecian
• hypersecretion

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