pe·rip·a·top·sis \pəˌripəˈtäpsə̇s\noun Etymology: New Latin, from Peripatus + -opsis 1.capitalized: a genus (the type of the family Peripatopsidae) of chiefly palaeotropical onychophorans — compare peripatus 2.pluralperipatop·ses\-äpˌsēz\: an arthropod of the genus Peripatopsis