Meaning of SUPERSONIC

Pronunciation:			`soopur'sânik
WordNet Dictionary
	Definition:		[adj]  having frequencies above those of audible sound [adj]  (of speed) greater than that of sound in a given medium especially air; "the Concorde is a commercial supersonic aircraft"
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	Synonyms:		inaudible, ultrasonic, unhearable
	Antonyms:		sonic, subsonic, transonic