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sonic (adj.)

1923, from Latin sonus "sound" (from PIE root *swen- "to sound") + -ic. Sonic boom is attested from 1952.

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Definitions of sonic from WordNet

sonic (adj.)
(of speed) having or caused by speed approximately equal to that of sound in air at sea level;
a sonic boom
Synonyms: transonic
sonic (adj.)
relating to audible sound;
a sonic wave
From wordnet.princeton.edu