Huygens' principle

noun Huy·gens' principle
variants: less commonly

Huyghens' principle

Definition of Huygens' principle

  1. :  a principle in physics: every point of an advancing wave front is a new center of disturbance from which emanate independent wavelets whose envelope constitutes a new wave front at each successive stage of the process

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a rounded knoll or a ridge of ice

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