hypersonic
English
Adjective
hypersonic (comparative more hypersonic, superlative most hypersonic)
- (of a speed, aviation) equal to, or greater than, or capable of achieving, five times the speed of sound.
- (of a speed, aeronautics) far enough above the speed of sound as to cause significant differences in behaviour due to chemical reactions or disassociation of the air.
Related terms
Translations
five times the speed of sound
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