Separation

Look up separation in Wiktionary, the free dictionary.

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Separation may refer to:

Films

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), an American thriller film starring Sarah Manninen
Separation (2021 film), an American horror film

The Separation (Bury Novel), an 1830 novel by Lady Charlotte Bury
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

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

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
Point-pair separation, in an order two pairs of points may or may not separate each other

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
Separation anxiety disorder, an anxiety disorder in which an individual experiences excessive anxiety regarding separation from home and/or from people to whom the individual has a strong emotional attachment
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
Curdling of an emulsion in cookery is called "separation"