diphyllobothriasis

noun
di·​phyl·​lo·​both·​ri·​a·​sis | \ (ˌ)dī-ˌfil-ō-bäth-ˈrī-ə-səs How to pronounce diphyllobothriasis (audio) \
plural diphyllobothriases\ -​ˌsēz How to pronounce diphyllobothriases (audio) \

Medical Definition of diphyllobothriasis

: infestation with or disease caused by the fish tapeworm (Diphyllobothrium latum)