or Sistow, a town of European Turkey, Bulgaria, on the right bank of the Danube, 36 miles S.W. of Rustchuk. It rises from the water's edge on two undulating slopes, thus presenting a very fine appearance, the whole being crowned with an ancient and strong citadel on the summit. The manufacture of leather and cotton is carried on here, and much wine is produced in the vicinity. The trade of the place is very active. Sistova was the place where the treaty in 1791 between Austria and Turkey was signed. It was dismantled by the Russians in 1810, who gained a victory here over the Turks. Pop. 20,000.