ZITTAU, a city of the kingdom of Saxony, in the province of Lausitz. It stands on the river Mandau, near where that stream falls into the Neisse. It is on an elevated spot, 763 feet above the level of the sea, is surrounded with double walls, contains eight churches, a hospital, an orphan-house, 1140 houses, and in 1834 had 8508 inhabitants. The town is well built, has several institutions for education, and some extensive manufactures of linen and cotton, large breweries, and several paper-mills.