Gior•da•no(jôr dä′nō; It. jôr dä′nô),USA pronunciationn.Lu•ca(lo̅o̅′kə; It. lo̅o̅′kä),USA pronunciation ("Luca Fapresto''), 1632–1705, Italian painter.Um•ber•to(ŏŏm ber′tō, um-; It. o̅o̅m ber′tô),USA pronunciation 1867–1948, Italian composer of operas.