Main Entry: opis·thor·chi·a·sis Pronunciation: &-"pis-"thor-'kI-&-s&s Function: noun : infestation with or diseasecaused by liver flukes of the genus Opisthorchis
opisthorchiasis op·is·thor·chi·a·sis (ŏp'ĭs-thôr-kī'ə-sĭs, ō-pĭs'thôr-) n. Infection of the biliary tract with trematodes of the genus Opisthorchis, caused by ingesting raw or inadequately cooked fish infected with the parasites.