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

Aldridge also points to the California attorney general’s detailed instructions for data deletion and sample disposal. —Kate O'Flaherty, Forbes, 25 Mar. 2025

Participant has the right to request access, review, rectification or deletion of any personal data held by TIME in connection with the Search by writing to TIME at this email address: [e-mail]. 12. —TIME.com, 24 Mar. 2025

The company will then send an an email asking users to confirm the deletion request. —Megan Cerullo, CBS News, 24 Mar. 2025

One of them will be a service dog for the youngest daughter, Eloise, 13, who is mostly nonverbal owing to a chromosomal deletion that caused developmental delays. —Louis Peitzman, Vulture, 4 Mar. 2025

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