تلفظ بین المللی : /pˌaɪɹɪtəʊhˈiːdɹəl/ تلفظ : [p,aIrItoUh'i:dr@L]
English
Like pyrites in hemihedral form.
The quality or state of being sibilant; sibilation. Milton would not have avoided them for their sibilancy, he who wrote . . . verses that hiss like Medusa's head in wrath. Lowell.
