FOSSANUOVA, an abbey of Italy, province of Rome, near the railway station of Sonnino, 64 m. S.E. of Rome. It is the finest example of a Cistercian abbey, and of the Burgundian Early Gothic style, in Italy. The church (1187-1208) is closely similar to that of Casamari. The other conventual buildings also are noteworthy. St. Thomas Aquinas died here in