Separation may refer to:


* ''Separation'' (1967 film), a British feature film written by and starring Jane Arden and directed by Jack Bond * ''La Séparation'', 1994 French film * ''A Separation'', 2011 Iranian film * ''Separation'' (2013 film), a 2013 American thriller film starring Sarah Manninen * ''Separation'' (upcoming film), an upcoming American horror film


* ''The Separation'' (Priest novel), a 2002 novel by Christopher Priest * ''The Separation'' (Applegate ovel), a 1999 novel in the ''Animorphs'' series by K.A. Applegate * ''Separation'', a 1976 Canadian political novel by Richard Rohmer


* ''Separation'' (album), by American alternative rock band Balance and Composure (2011) * ''Separation'' (EP), a 2006 EP by Halou * ''Separates'', album by 999 * ''Separations'' (album), a 1992 album by British alternative rock band Pulp * Separation (band), a Swedish straight edge hardcore punk band * Separation mastering, in music recording

Law and politics

* Marital separation, when a married couple ceases living together without a divorce ** Legal separation, a legal status where married couples may disentangle their finances without divorce * Nonconformity to the world (separation from the world), a belief among some Protestant religious groups that the members of a church should be separate from "the world" * Political separation (separatism), advocacy of a state of cultural, ethnic, tribal, religious, racial, governmental or gender separation from the larger group * Separation of church and state, the idea that religion and government functions should be separate

Mathematics and science

* Separation (behavior), the behavior of flocking animals to stand off from their neighbours * Separation (statistics), a problem encountered in fitting models for categorical outcomes * Flow separation, separation of a fluid boundary layer from the surface of a solid body moving relative to the fluid * Intertemporal portfolio choice#Time-independent decisions, where in some contexts portfolio choices for many periods can be made separately * Separated sets, related concept in topology, two sets disjoint from the other's closure * Separation axiom, concepts in the area of mathematics called topology * Separation of concerns, in computer science (and problem-solving in general) * Separation of variables, in mathematics to solve certain (separable) differential equations * Separation principle, in control theory * Separation process, in chemistry * Separation theorem (disambiguation): several different theorems related to separation, in different scientific disciplines, for example: ** Mutual fund separation theorem, allowing a portfolio optimization problem to be separated into smaller problems

Other uses

* Separation (aeronautics), rules to minimise the risk of collision between aircraft in flight * Separation (United States military), the process by which a service member leaves active duty * Racial separation, the separation of different racial groups in daily life * Six degrees of separation, the idea that everyone is on average approximately six steps away, by way of introduction, from any other person on earth

See also

* * * Divide (disambiguation) * Fragmentation (disambiguation) * Part (disambiguation) * Segregation (disambiguation) * Separate (disambiguation) * Split (disambiguation) {{disambiguation