ballistic-pendulum
ballistic pendulum
noun Physics.
a device consisting of a large mass hung from a horizontal bar by two rods, used to measure the velocity of an object, as a bullet, by retaining the object upon impact, its velocity being a function of the displacement of the mass.
Origin:
1770–80
1770–80
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source
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Link To ballistic-pendulum
WordNet
| ballistic pendulum | |
noun | |
| a physical pendulum consisting of a large mass suspended from a rod; when it is struck by a projectile its displacement is used to measure the projectile's velocity |
WordNet® 3.0, © 2006 by Princeton University.
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00:10
Ballistic-pendulum
is always a great word to know.
So is callithumpian. Does it mean:
| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
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