concussion

[ kuh n-kuhsh-uh n ]

/ kənˈkʌʃ ən /

SEE MORE SYNONYMS FOR concussion ON THESAURUS.COM

noun

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.

Nearby words

Origin of concussion

1350–1400; Middle English < Latin concussiōn- (stem of concussiō) a shaking. See concuss, -ion

Related formscon·cus·sion·al, con·cus·sant

[kuh n-kuhs-uh nt] /kənˈkʌs ənt/, adjectivecon·cus·sive, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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|Evin Demirel|October 4, 2014|DAILY BEAST
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|Michael Daly|August 15, 2014|DAILY BEAST
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|DAILY BEAST
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|DAILY BEAST

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|Russell Saunders|May 21, 2014|DAILY BEAST
The earth trembles with the concussion, the waters hiss and foam and rush furiously over the impediments in their course.
The Western World|W.H.G. Kingston
In the concussion of two cosmical bodies, like the sun and the earth, an enormous quantity of motion is thus converted into heat.
The Unseen World and Other Essays|John Fiske
He would then throw his, and mine would explode by the concussion.
Old Man Savarin and Other Stories|Edward William Thomson
Suddenly there was a concussion which shook the very atmosphere, and made the ships roll and shiver as if struck with an ague.
True Blue|W.H.G. Kingston
The explosion was prodigious; a part of the tower fell with the concussion, and the moat was choked with heaps of rubbish.
The Rise of the Dutch Republic, Volume III.(of III) 1574-84|John Lothrop Motley

British Dictionary definitions for concussion

concussion

/ (kənˈkʌʃən) /

noun

a jarring of the brain, caused by a blow or a fall, usually resulting in loss of consciousness

any violent shaking; jarring

Derived Formsconcussive, adjective

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

concussion

c.1400, from Latin concussionem (nominative concussio) "a shaking," noun of action from past participle stem of concutere "shake violently," from com- "together" (see com-) + quatere "to shake" (see quash). Modern brain injury sense is from 1540s.

Medicine definitions for concussion

concussion

[ kən-kŭsh′ən ]

n.

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.

Science definitions for concussion

concussion

[ kən-kŭsh′ən ]

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.