Shock-wave meaning

A large-amplitude compression wave, as that produced by an explosion or by supersonic motion of a body in a medium.
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A severe disruption, disturbance, or reaction.

The bad news sent shock waves through the stock market.

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A surface of discontinuity in a flow of air, sound, etc. set up when the flow suddenly changes from subsonic to supersonic, characterized by marked increases in temperature, pressure, and density of the flow, as in supersonic flow about an airplane wing.
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A large-amplitude wave formed by the sudden compression of the medium through which the wave moves. Shock waves can be caused by explosions or by objects moving through a fluid at a speed greater than the speed of sound.
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(physics) A powerful compression wave produced by the movement of a body through a fluid or gas at a velocity greater than the local speed of sound.
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