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shock wave [shock waves]▼(A powerful compression wave)noun[UK: ʃɒk weɪv] [US: ˈʃɑːk ˈweɪv]
sonic boom▼(the audible effect of a shock wave in the air)noun[UK: ˈsɒ.nɪk buːm] [US: ˈsɑː.nɪk ˈbuːm]
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