wave front

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noun Physics.

a surface, real or imaginary, that is the locus of all adjacent points at which the phase of oscillation is the same.

Origin of wave front

First recorded in 1865–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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Science definitions for wave front

wave front


The set of points in space reached by a wave or vibration at the same instant as the wave travels through a medium. Wave fronts generally form a continuous line or surface. The lines formed by crests of ripples on a pond, for example, correspond to curved wave fronts.
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