Melchior n 1: United States operatic tenor (born in Denmark) noted for his Wagnerian roles (1890-1973) [syn: {Melchior}, {Lauritz Melchior}, {Lauritz Lebrecht Hommel Melchior}] 2: (New Testament) one of the three sages from the east who came bearing gifts for the infant Jesus; usually represented as a king of Nubia