As an adjective supersonic
is (of a speed) greater than the speed of sound (in the same medium, and at the same temperature and pressure).
As a noun supertonic is
(music) the second note in a diatonic scale.
supersonic
Adjective
(-)
(of a speed) greater than the speed of sound (in the same medium, and at the same temperature and pressure)
(colloquial, of a sound) ultrasonic, having a frequency too high to be audible
Related terms
* (speed) plasmasonic, hypersonic, transonic, subsonic
* (sound) infrasonic, sonic
See also
* superluminal
Anagrams
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supertonic
English
Noun
(supertonics)
(music) The second note in a diatonic scale.