cavitation noise

cavitation noise

[‚kav·ə′tā·shən ‚nȯiz]
(acoustics)
Noise resulting from the formation of vapor- or gas-filled cavities in liquids by mechanical forces, as occurs near a propeller.
References in periodicals archive ?
First Dishwasher Drain Pump with No Cavitation Noise
The new hydraulic design reduces the dishwasher noise level over the entire drain cycle and completely removes the most objectionable sound when the mixture of air and water creates cavitation noise.