â–¸ adjective: relating to sound or sound waves
â–¸ adjective: relating to audible sound ("A sonic wave")
â–¸ adjective: (of speed) having or caused by speed approximately equal to that of sound in air at sea level

See Also

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15.09 - Dissociating Water with Ultrasonic Vibration - Puharich
Acoustic
Sound
Sonic Weapons
ultrasonic