sarcocystis

noun
sar·​co·​cys·​tis | \ ˌsär-kə-ˈsis-təs How to pronounce sarcocystis (audio) \

Medical Definition of sarcocystis

1 capitalized : a genus of sporozoan protozoans of the order Sarcosporidia that form cysts in vertebrate muscle
2 plural sarcocystis or sarcocystises : any sporozoan protozoan of the genus Sarcocystis broadly : any of the order Sarcosporidia