Physics.
a wave in which the direction of displacement is the same as the direction of propagation, as a sound wave. Cf. transverse wave .
[ 1930-35 ]
Physics.
a wave in which the direction of displacement is the same as the direction of propagation, as a sound wave. Cf. transverse wave .
[ 1930-35 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012