hypervelocity

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hypervelocity

[‚hī·pər·və′läs·əd·ē]
(mechanics)
Muzzle velocity of an artillery projectile of 3500 feet per second (1067 meters per second) or more.
Muzzle velocity of a small-arms projectile of 5000 feet per second (1524 meters per second) or more.
Muzzle velocity of a tank-cannon projectile in excess of 3350 feet per second (1021 meters per second).
References in periodicals archive ?
He said: "There have been many cases of damage and destruction caused by hypervelocity impacts.
Based on laboratory experiments, a Japanese team now reports that these hypervelocity impacts emit microwaves.
Researchers have long known that hypervelocity impacts give off bursts of heat and visible light.