[kuh n-kuhsh-uh n]
- Pathology. injury to the brain or spinal cord due to jarring from a blow, fall, or the like.
- shock caused by the impact of a collision, blow, etc.
- the act of violently shaking or jarring.
Origin of concussion
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for concussion
The concussion crisis now has a permanent seat at the table of national discourse.College Football Fattens Players Up and Then Abandons Them
October 4, 2014
Never mind that a CAT scan taken after the incident confirmed that he had suffered a concussion.The Day Ferguson Cops Were Caught in a Bloody Lie
August 15, 2014
Dodge a concussion, smile at Meatloaf Surprise, and of course open your wallet.The Ridiculousness of Father's Day
P. J. O’Rourke
June 15, 2014
However, the understanding of concussion and CTE while Marino was tossing touchdown passes simply did not exist.Should Dan Marino Have Sued the NFL Over Concussions?
Dr. Anand Veeravagu, MD, Tej Azad
June 3, 2014
A disturbing element of those data is that these changes can even be seen in players without a diagnosed history of concussion.Why I’ll Never Let My Kids Play Football
May 21, 2014
A shell from his own army had burst near him, and he had been thrown down by the concussion.The Rock of Chickamauga
Joseph A. Altsheler
One or two men were struck, while others died from the effect of the concussion on their brains.Hellenica
But Dan blacked out, receiving some of the concussion of the exploding rocket.Shipwreck in the Sky
Beside him lay the heavy poker, bent into a curve by the concussion.The Return of Sherlock Holmes
Arthur Conan Doyle
Such was the concussion of the air that for a moment he was stunned.The Long Roll
- a jarring of the brain, caused by a blow or a fall, usually resulting in loss of consciousness
- any violent shaking; jarring
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for concussion
Online Etymology Dictionary, © 2010 Douglas Harper
- A violent shaking or jarring.
- An injury to a soft structure, especially the brain, produced by a violent blow and followed by a temporary or prolonged loss of function.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- An injury to a soft structure, especially the brain, produced by a violent blow or impact and followed by a temporary, sometimes prolonged, loss of function. A concussion of the brain results in transient loss of consciousness or memory.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.