Isolation is the near or complete lack of social contact by an individual.

Isolation or isolated may also refer to:

• Social isolation
• Isolation (psychology), a defense mechanism in psychoanalytic theory
• Emotional isolation, a feeling of isolation despite a functioning social network
• Isolation effect, a psychological effect of distinctive items more easily remembered

• Real-root isolation
• Isolation lemma, a technique used to reduce the number of solutions to a computational problem.
• Isolated point, a topological notion of having no points near a given point

• Electrical or galvanic isolation, isolating functional sections of electrical systems to prevent current flowing between them
• An isolated system, a system without any external exchange
• Isolating language, a type of language with a low morpheme-per-word ratio
• Isolation (microbiology), techniques to separate microbes from a sample containing mixtures of microbes
• Reproductive isolation, in population genetics, prevents members of two different species from producing offspring if they cross or mate
• Topographic isolation of a summit, the great circle distance to the nearest point of equal elevation

• In electronics, a measure of how well two ports are disconnected in devices such as directional couplers and circulators
• Isolation (database systems), how and when the changes made by one operation become visible to other concurrent operations
• In computer security, another name for software sandboxing
• Vibration isolation, in engineering, the process of isolating an object from the source of vibrations

• Isolation (2005 film), an Irish horror film
• Isolation (2009 film), a British documentary
• Isolation, a 2015 drama film featuring Dominic Purcell, Stephen Lang, and Tricia Helfer
• "Isolation" (The Walking Dead), an episode of the television series The Walking Dead

• Isolation (Kali Uchis album), 2018
• "Isolation", a song by Die Krupps from 1995 album III - Odyssey of the Mind
• "Isolation" (Alter Bridge song), 2010
• Isolation (Carpathian album), 2008
• Isolation (Fear My Thoughts album), 2008
• "Isolation" (John Lennon song), 1970
• "Isolation" (Joy Division song), 1980
• "Isolation" (Kreator song), 1995
• Isolation (Toto album), 1984

• Isolation (board game), a 1972 board game
• Isolation (illusion), an illusion whereby a prop appears to float in space
• Isolation (novel), a 2012 novella by Dan Wells
• Isolation (poker), a play specifically for the purpose of making the hand a one-on-one contest with a specific opponent

• Isolation (health care), various measures taken to prevent contagious diseases from being spread
• Mount Isolation, New Hampshire, United States

• All pages with titles beginning with Isolation
• All pages with titles containing Isolation
• Insulation (disambiguation)
• Isolate (disambiguation)
• Isolator (disambiguation)
• Isolationism
• Uncontacted peoples, indigenous peoples living in isolation from the external world
• Solitary confinement, a special form of imprisonment in which a prisoner is isolated from most or all human contact
• Solitude, a state of seclusion or isolation, i.e., lack of contact with people