Deletion
Deletion or delete may refer to:

Computing
File deletion, a way of removing a file from a computer's file system
Code cleanup, a way of removing unnecessary variables, data structures, cookies, and temporary files in a programming language
Delete key, a key on modern computer keyboards that erases text
Delete character, DEL, the delete control code in ASCII and C0 and C1 control codes
delete (C++) operator, a built-in operator in the C++ programming language

Arts and entertainment
Deletion (music industry), a term for removing a record from a label's catalog
Delete (miniseries), a 2013 TV miniseries
Deleted (film), a 2022 Singaporean-Malaysian film
DELETE, a 2023 Netflix miniseries
"Delete!", a catchphrase used by professional wrestler Matt Hardy under his Broken gimmick.

Music
"Delete" (Dara Bubamara song), 2012
"Delete" (DMA's song), 2014
"Delete" (Story Untold song), 2017
"Deletion", a song by Hans Zimmer from Dark Phoenix (soundtrack), 2019
"Delete", a song by Capsule from Caps Lock, 2013
"Delete", a song by Killing Joke from Pylon, 2015
"Delete", a song by Shinedown from Planet Zero, 2022
"Delete", a song by Younha from Gobaek Ha Gi Joheun Nal, 2007
"Deleted", a song by Tech N9ne and MacKenzie Nicole from The Storm, 2016

Wikipedia
Deletion of articles on Wikipedia, an activity on Wikipedia
For the project administration page, see Wikipedia:Deletion policySpeedy deletion, a deletion process on Wikipedia
For the project administration page, see Wikipedia:Criteria for speedy deletion
Proposed deletion, a deletion process on Wikipedia
For the project administration page, see Wikipedia:Proposed deletion
Articles for deletion, a deletion process on Wikipedia
For the project administration page, see Wikipedia:Articles for deletion
Deletion review, a deletion-related process on Wikipedia
For the project administration page, see Wikipedia:Deletion review

Other uses
Deletion (genetics), deletion of a gene or chromosome segment, symbolized in the literature by a Δ symbol
Elision, the deletion of a sound or sounds
Ellipsis (linguistics), grammatical deletion of a word