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Feb 12, 2012
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Dictionary


con•cus•sion



Pronunciation: (kun-kush'un), [key]
n.
1. Pathol.injury to the brain or spinal cord due to jarring from a blow, fall, or the like.
2. shock caused by the impact of a collision, blow, etc.
3. the act of violently shaking or jarring.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

concussconcussion grenade
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