| Library / English Dictionary |
SUPERSONIC
| Pronunciation (US): |  | (GB): | |
I. (adjective)
Sense 1
Meaning:
Having frequencies above those of audible sound
Synonyms:
supersonic; ultrasonic
Classified under:
Similar:
inaudible; unhearable (impossible to hear; imperceptible by the ear)
Sense 2
Meaning:
(of speed) greater than the speed of sound in a given medium (especially air)
Example:
a supersonic bomber flies so fast that it must release its bombs while the target is still over the horizon
Classified under:
Antonym:
sonic ((of speed) having or caused by speed approximately equal to that of sound in air at sea level)
subsonic ((of speed) less than that of sound in a designated medium)
