Dumb-hole Definition
noun
A phenomenon in which phonons (sound perturbations) are unable to escape from a fluid that is flowing more quickly than the local speed of sound.
Wiktionary
Other Word Forms of Dumb-hole
Noun
Singular:
dumb-holePlural:
dumb holesOrigin of Dumb-hole
Similar to black hole. Used at least since 1994.
From Wiktionary
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