Mühlhausen, a town of Prussian Saxony, on the Unstrut, 25 miles by rail NNW. of Gotha. An important imperial free city in the 13th century, it came to Prussia in 1802, to Westphalia in 1807, and again to Prussia in 1815; and it is still an active centre of commerce, with manufactures of woollen and cotton goods, hosiery, &c. Pop. (1875)
21,054; (1885) 25,141. See works by Herquet (1874), Pfaff (1874), and Stephan (1886).