ˌprästhəˈgänəməs noun
Usage: capitalized
Etymology: New Latin, from prosth- (from Greek prosthen before, in front) + -o- + Greek gonimos productive, fertile; akin to Greek gignesthai to be born — more at kin
: a genus of trematode worms (family Plagiorchiidae) parasitic in the oviducts and bursa of Fabricius and rarely in the intestine or esophagus of domestic and other birds