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-hole
Plural:
dumb holes

Origin of Dumb-hole

  • Similar to black hole. Used at least since 1994.

    From Wiktionary

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dumb-hole