Medical Definition of taenia
1a also tenia \ˈtē-nē-ə\play play plural taenias also tenias : tapewormb capitalized : a genus of cyclophyllidean tapeworms that is the type of the family Taeniidae, that comprises forms usually occurring as adults in the intestines of carnivores and as larvae in various ruminants, and that includes the beef tapeworm (T. saginata) and the pork tapeworm (T. solium) of humans
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