a town of Russian Poland, in the government of Piotrkow, 30 m. N.W. of the town of Piotrkow, and 10 m. S.S.W. from Lodz railway station. Pop. (1897), 18,251. It lies amidst extensive forests round the head-waters of the Ner, which were the hunting-grounds of the Polish kings. It has woollen, cloth and paper mills, and manufactures agricultural implements.