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matter wave

noun

de Broglie wave

noun, Physics.
1.
a hypothetical wave associated with the motion of a particle of atomic or subatomic size that describes effects such as the diffraction of beams of particles by crystals.
Also called matter wave.
Origin of de Broglie wave
1925-1930
1925-30; named after L.V. de Broglie
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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