Children's, Intermediate and Advanced Online English Dictionary & Thesaurus

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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.
similar words:
shock
definition 2: an injury esp. of the brain resulting from a heavy blow, fall, or shock.
Word CombinationsSubscriber feature About this feature
derivations: concussional (adj.), concussive (adj.)
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See
  head, injury