Etymology of the Italian word diagnosi
the Italian word diagnosi
derived from the Greek word diagnosis, διάγνωσις ((magisterial) examination ('diagnosis'))
derived from the Greek word diagignoskein, διαγιγνώσκω
derived from the Greek word gignoskein, γιγνώσκω
derived from the Proto-Indo-European root *gno-
derived from the Proto-Indo-European root *gnō-