Digenea

Di·ge·nea

noun pl \dī-ˈjē-nē-ə\

Definition of DIGENEA

: a subclass, suborder, or other taxon of trematode worms which have a complex life cycle involving alternation of sexual reproduction as an internal parasite of a vertebrate with asexual reproduction in a mollusk and often including developmental stages in still other hosts and which include a number of parasites (as the Chinese liver fluke) of humans—compare monogenea

—di·ge·ne·an \-ən\ adjective or noun