Osum
Also found in: Acronyms.
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.
Osum
a river in Bulgaria; a right tributary of the Danube. It is 314 km long and drains an area of 2,874 sq km. It originates in the Stara Planina (Balkan Mountains) and flows mainly through a deep valley. It is fed by rain and snow. High water occurs from March to June; low water occurs in summer and autumn. The river is not navigable. It is used for irrigation. The city of Lovech is situated on the Osum.
The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.