Saxe-Meiningen-Hildburghausen, a duchy of the German empire, composed of the old duchy of Meiningen, the principalities of Hildburghausen and Saalfeld, and some smaller districts, bounded mainly by Prussia, Bavaria, Coburg, and Weimar; area, 953 sq. m.; pop. in 1871, 187,957, nearly all Protestants. Its surface is mountainous, several peaks of the Thuringian range rising to an elevation of nearly 3,000 ft. The Werra traverses the duchy, first W. and then N. W.; the other principal rivers are the Saale and Ilm. There are salt and mineral springs. The valleys are fertile. The manufactures consist principally of coarse cotton and linens, iron ware, pottery, and glass. The reigning duke George (born April 2, 1826) succeeded his father in 1866. The government is limited by a diet of a single chamber with 24 members. It has one vote in the federal council, and sends two deputies to the Reichstag. The principal towns are Meiningen, the capital, on the Werra, Saalfeld, Hildburghausen, Sonneberg, and Eisfeld.