Metastrongylus

noun
Meta·​stron·​gy·​lus | \ -ˈsträn-jə-ləs How to pronounce Metastrongylus (audio) \

Medical Definition of Metastrongylus

: a genus that is the type of the family Metastrongylidae and includes slender threadlike nematode worms parasitizing as adults the lungs and sometimes other organs of mammals and as larvae various earthworms