concussion

noun con·cus·sion \ kən-ˈkə-shən \

Definition of concussion

1 a :a stunning, damaging, or shattering effect from a hard blow; especially :a jarring injury of the brain resulting in disturbance of cerebral function
  • The football player suffered a concussion.
b :a hard blow or collision
2 :agitation, shaking
  • The concussion from the explosion was felt 12 miles away.

concussive

play \kən-ˈkə-siv\ adjective

Examples of concussion in a Sentence

  1. She suffered a severe concussion after falling on the ice.

  2. He went to hospital with concussion.

Recent Examples of concussion from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'concussion.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of concussion

Middle English concussioun, from Latin concussion-, concussio, from concutere to shake violently, from com- + quatere to shake

Synonym Discussion of concussion

impact, collision, shock, concussion mean a forceful, even violent contact between two or more things. impact may be used to imply contact between two things, at least one of which is impelled toward the other.
    • the glass shattered on impact with the floor
collision implies the coming together of two or more things with such force that both or all are damaged or their progress is severely impeded.
    • the collision damaged the vehicle
shock often denotes the effect produced by a collision and carries the suggestion of something that strikes or hits with force.
    • the shock of falling rocks
concussion when not in technical use, often suggests the shattering, disrupting, or weakening effects of a collision, explosion, or blow.
    • bystanders felt the concussion of the blast

CONCUSSION Defined for English Language Learners

concussion

noun

Definition of concussion for English Language Learners

  • : an injury to the brain that is caused by something hitting the head very hard ( US ) ( Brit )


CONCUSSION Defined for Kids

concussion

noun con·cus·sion \ kən-ˈkə-shən \

Definition of concussion for Students

:injury to the brain caused by a hard hit on the head

Medical Dictionary

concussion

noun con·cus·sion \ kən-ˈkəsh-ən \

medical Definition of concussion

1 :a hard blow or collision
2 :a condition resulting from the stunning, damaging, or shattering effects of a hard blow; especially :a jarring injury of the brain resulting in disturbance of cerebral function and sometimes marked by permanent damage

concussive

play \-ˈkəs-iv\ adjective


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