Decoherence Definition

(engineering) The normal condition of sensitiveness in a coherer (disused).

(physics) The process by which a quantum system interacts with its environment in such a way that no interference between states of the system can be observed.


Origin of Decoherence

  • First attested 1902 (OED), in the context of electrical engineering, in the sense of the resetting of a coherer. Decoherence is the verbal noun, standing besides decohesion, derived from decohere (also attested from 1902), the de- negative of cohere (17th century).

    From Wiktionary

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