/sooh dan"/ , n.
1. a region in N Africa, S of the Sahara and Libyan deserts, extending from the Atlantic to the Red Sea.
2. Republic of the . Formerly, Anglo-Egyptian Sudan . a republic in NE Africa, S of Egypt and bordering on the Red Sea: a former condominium of Egypt and Great Britain. 32,594,128; 967,500 sq. mi. (2,505,825 sq. km). Cap.: Khartoum.