Closure may refer to:

Conceptual

Psychology

  • Closure (psychology), the state of experiencing an emotional conclusion to a difficult life event
  • Law of closure (Gestalt psychology), the perception of objects as complete rather than focusing on the gaps that the object might contain

Computer science

  • Closure (computer programming), an abstraction binding a function to its scope
  • Relational database model: Set-theoretic formulation and Armstrong's axioms for its use in database theory

Mathematics

  • Closure (mathematics), the result of applying a closure operator
  • Closure (topology), for a set, the smallest closed set containing that set

Philosophy

  • Epistemic closure, a principle in epistemology
  • Deductive closure, a principle in logic
  • Cognitive closure, a principle in philosophy of mind
  • Closure: A Short History of Everything, a philosophical book by Hilary Lawson

Sociology

  • Closure (sociology)
  • Closure, a concept in the social construction of technology

Physical objects

  • Closure (container) used to seal a bottle, jug, jar, can, or other container
  • Closure (wine bottle), a stopper
  • Hook-and-eye closure

Arts and entertainment

Film and television

  • Straightheads, a 2007 British thriller film, US release title Closure
  • Closure (2026 film), a 2026 documentary film
  • "Closure" (8 Simple Rules episode), a 2005 television episode
  • "Closure" (Agents of S.H.I.E.L.D.), a 2015 television episode
  • "Closure" (Casualty), a 1986 television episode
  • "Closure", a two-part episode, split between seasons 1 and 2 of Law and Order: SVU
  • "Closure" (Raines), a 2007 television episode
  • "Closure" (Shrinking), a 2023 television episode
  • "Closure" (Tru Calling), a 2004 television episode
  • "Closure" (The X-Files), a 2000 television episode

Music

  • Closure (band), Canadian rock band
  • Closure (video), a 1997 Nine Inch Nails video set

Albums and EPs

  • Closure (Attila album), 2021 album by Attila
  • Closure (Closure album), 2003 album by Closure
  • Closure, 2004 EP by Everclear
  • Closure (Integrity album), 2001 album by Integrity
  • Closure (Spahn Ranch album), 2001
  • Closure: Live, 2001 live album by Theatre of Tragedy

Songs

  • "Closure", by Aly & AJ from Insomniatic, 2007
  • "Closure", by Asking Alexandria from Reckless & Relentless, 2011
  • "Closure", by Botch from The Unifying Themes of Sex, Death and Religion, 1997
  • "Closure" (Cadet song), single by Cadet, 2017
  • "Closure" (Chevelle song), by Chevelle from Wonder What's Next, 2002
  • "Closure", by Chris Brown featuring H.E.R. from Breezy, 2022
  • "Closure", by Divine Heresy from Bleed the Fifth, 2007
  • "Closure", by Gabrielle from Always, 2007
  • "Closure", single by Hayley Warner, 2015
  • "Closure", by Hood from Outside Closer, 2005
  • "Closure", by I Prevail from True Power, 2022
  • "Closure", by Jack & Jack, 2018
  • "Closure", by Maroon 5 from Red Pill Blues, 2017
  • "Closure", by Opeth from Damnation, 2003
  • "Closure", by PUP from Morbid Stuff, 2019
  • "Closure" (Scarlett Belle song), single by Scarlett Belle, 2010
  • "Closure", by Sonic Syndicate from Confessions, 2016
  • "Closure", by The Story So Far from Under Soil and Dirt, 2011
  • "Closure", by Taylor Swift from Evermore, 2020

Other arts and entertainment

  • Closure (video game), a 2012 puzzle game
  • Closure: A Short History of Everything, a philosophical book by Hilary Lawson
  • Poetic closure, the sense of conclusion given at the end of a poem

Other uses

  • Closure or cloture, a motion in parliamentary procedure to bring debate to a quick end
  • Closure (business), the process by which an organization ceases operations

<!--* Closure (law), an act of closing a public trial-->

  • Closure (atmospheric science), a type of experiment in aerosol and cloud studies
  • Google Closure Tools, a set of tools for web development

See also

  • "C7osure (You Like)", a 2019 song by Lil Nas X
  • Clozure, an implementation of Common Lisp
  • Clojure, a dialect of Lisp symbiotic with the Java platform