Dictionary.com

concussion

[ kuhn-kuhsh-uhn ]
/ kənˈkʌʃ ən /
See 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.

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Origin of concussion

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

OTHER WORDS FROM concussion

con·cus·sion·al, con·cus·sant [kuhn-kuhs-uhnt], /kənˈkʌs ənt/, adjectivecon·cus·sive, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Words related to concussion

bump, injury, trauma, shock, blow, impact, crash, clash, jounce, jar, jolt, clout, punch, crack, blast, hit, pounding, buffeting, jarring, jolting

Example sentences from the Web for concussion

  • They fall backwards into trenches, the camera jolting with the concussive force of the explosions.

    WWII Lies of Hollywood's Greats|Caryn James|February 22, 2014|DAILY BEAST

  • Completing the circuit, laughter of a particularly boisterous and concussive variety interrupted his fragmentary speech.

    The Life of the Party|Irvin Shrewsbury Cobb

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 forms of concussion

concussive, 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

Medical 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.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific 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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.