/ English Dictionary |
SONIC BARRIER
Pronunciation (US): | (GB): |
I. (noun)
Sense 1
Meaning:
The increase in aerodynamic drag as an airplane approaches the speed of sound
Synonyms:
sonic barrier; sound barrier
Classified under:
Nouns denoting natural phenomena
Hypernyms ("sonic barrier" is a kind of...):
drag; retarding force (the phenomenon of resistance to motion through a fluid)