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Definition of: coherence
(kō·hir′əns) noun
1. A sticking to or a sticking together; union; conjunction. See COHESION (def. 2).
2. Logical consistency; agreement: also co·her′en·cy.
3. Physics That relation of coincidence between two sets of waves, as light or sound waves, which will produce interference phenomena. [<MF cohérence <L cohaerentia <cohaerere COHERE]
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