Antonyms of ultrasonic from BoostVocab

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ultrasonic

/,əltrə'sɑnɪk/

Synonyms of ultrasonic Antonyms of ultrasonic Examples of ultrasonic Usage of ultrasonic Parts of ultrasonic Definition that contains ultrasonic Words sounding like ultrasonic Explanation of ultrasonic

adjective
having frequencies above those of audible sound
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Similar:

supersonic inaudible unhearable

Antonyms of ultrasonic

audible sonic subsonic