Rayleigh disc
noun
a small light disc suspended in the path of a sound wave, used to measure the intensity of the sound by analysing the resulting deflection of the disc
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Words nearby Rayleigh disc
ray-finned fish, ray floret, ray flower, ray gun, Rayleigh, Rayleigh disc, Rayleigh disk, Rayleigh scattering, Rayleigh wave, rayless, raylet
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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