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Pronunciation varies by accent · adjective
(of a speed) Greater than the speed of sound (in the same medium, and at the same temperature and pressure)..
supersonic jet
supersonic movement
supersonic plane
supersonic speed
Use supersonic when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Supersonic means (of a speed) Greater than the speed of sound (in the same medium, and at the same temperature and pressure)..
Common synonyms include inaudible, ultrasonic, unhearable.
Possible antonyms include transonic, sonic, subsonic.
supersonic jet
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