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Info: This web site is based on WordNet 3.0 from Princeton University.
English
noun
:
sonic barrier
1.
sonic barrier
(phenomenon)
the increase in aerodynamic drag as an airplane approaches the speed of sound
Synonyms
sound barrier
Broader (hypernym)
drag
,
retarding force
Based on WordNet 3.0 copyright © Princeton University.
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. English edition:
Peter Jensen
.
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