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Meaning of wave function

wave' func"tion

Pronunciation: [key]
— Physics. Physics.
  1. a solution of a wave equation.
  2. (in quantum mechanics) a mathematical function, found by solving a quantum-mechanical wave equation, that is used to predict the outcome of measurements on physical systems.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.