diaschisis

noun
di·​as·​chi·​sis | \ dī-ˈas-kə-səs How to pronounce diaschisis (audio) \
plural diaschises\ -​ˌsēz How to pronounce diaschises (audio) \

Medical Definition of diaschisis

: the breaking up of a pattern of brain activity by a localized injury that temporarily throws the whole activity out of function though destroying only part of a structure

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a usually brief trip or an expedition

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