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concussion

con·cus·sion

concussion

 
 
pronunciation:
kn kuh shn
features:
Word Combinations (noun), Word Explorer
part of speech: noun
definition 1: a violent shaking or heavy blow; shock.
The concussion of the earthquake cracked the sidewalk.
similar words:
shock
definition 2: an injury to the brain caused by a heavy blow, fall, or shock.
He fell from the ladder and got a concussion.
Word CombinationsSubscriber feature About this feature
derivations: concussional (adj.), concussive (adj.)
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  head, injury