Dictionary  shock' wave"1. a region of abrupt change of pressure and density moving as a wave front at or above the velocity of sound, caused by an intense explosion or supersonic flow over a body. 2. a repercussion from a startling event or upheaval; series of aftereffects: shock waves from the recent collapse of one of the nation's largest banks. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
|
Atlas
Encyclopedia
Dictionary
Thesaurus
Day in History
