Medical Dictionary

portio

noun por·tio \ ˈpȯr-shē-ˌō , ˈpȯrt-ē-ˌō \

medical Definition of portio

plural portiones play \ˌpȯr-shē-ˈō-ˌnēz\
:a part, segment, or branch (as of an organ or nerve)
  • the visible portio of the cervix

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