reverberation

noun4

1. •
   An echo, or a series of overlapping echoes.

   • The reverberation that followed Marilyn's shout filled the cavern.
2. •
   The reflection of light or heat; a reflection in, or as though in, a mirror.

   • Like the several reverberations of the same image from two opposite looking glasses.
3. •
   [in the plural] An evolving series of effects resulting from a particular event; a repercussion.

   • Reverberations from the Vietnam war affect our society to this day.
4. •
   A violent oscillation or vibration.

   • The discomfort caused by the bat's reverberation surprised Tommy.