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Adjective: sonic  só-nik
  1. (of speed) having or caused by speed approximately equal to that of sound in air at sea level
    "a sonic boom";
    - transonic, transsonic
     
  2. Relating to audible sound
    "a sonic wave"

See also: audible, hearable

Antonym: subsonic, supersonic

Encyclopedia: Sonic

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sonny boy
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