Bartolommeo, Fra Syllabification: (Bar·to·lom·me·o, Fra)Pronunciation: /ˌbärtōləˈmāō/Definition of Bartolommeo, Fra (circa 1472–1517), Italian painter; born Baccio della Porta. A Dominican friar, he worked chiefly in Florence. Notable works: The Vision of St. Bernard (1507) and The Mystic Marriage of St. Catherine (1511). Bartolommeo, Fra in other Oxford dictionaries Definition of Bartolommeo, Fra in the British & World English dictionary