Definisi dalam bahasa Inggris
concussion
/k/@/n'k/@//S//@/n /noun (n)
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injury to the brain caused by a blow; usually resulting in loss of consciousness (noun.event)
Sumber: wordnet30
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any violent blow (noun.event)
Sumber: wordnet30
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A shaking or agitation; a shock; caused by the collision of two bodies. (noun)
Sumber: webster1913