acoustic wave
longitudinal wave that propagates by means of adiabatic compression and decompression;travels with the speed of sound which depends on the medium they're passing through
en-US/əˈkustɪk ˈweɪv/
en-GB/əˈkuːstɪk ˈweɪv/
longitudinal wave that propagates by means of adiabatic compression and decompression;travels with the speed of sound which depends on the medium they're passing through