supersonic
(so̵̅o̅′pər sän′ik)
adjective
- designating, of, or moving at a speed in a surrounding fluid greater than that of sound in the same fluid
- ultrasonic
Origin:
super- + sonic
See supersonic in American Heritage Dictionary 4
adjective- Having, caused by, or relating to a speed greater than the speed of sound in a given medium, especially air.
- Of or relating to sound waves beyond human audibility.
Related Forms:
- suˌper·sonˈi·cal·ly adverb
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