_stōˈmad.əˌdē noun plural
Usage: capitalized
Etymology: New Latin, from Echinostomat-, Echinostoma, type genus (from echin- + -stoma ) + -idae
: a family of digenetic trematode worms (type genus Echinostoma ) that are rare in man but common and widely distributed as parasites of birds and lower vertebrates and are distinguished by having the anterior end modified and armed with spines