isolated system

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English[edit]

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Noun[edit]

isolated system (plural isolated systems)

  1. (physics) A system that does not interact with its surroundings. Depending on context this may mean that its total energy and/or momentum stay constant. In thermodynamics, isolated is usually used to indicate that the system's energy does not change. In mechanics it is used to indicate that the system's momentum does not change.

Related terms[edit]