Pronunciation: (sôm), [key]
1. a river in N France, flowing NW to the English Channel: battles, World War I, 1916, 1918; World War II, 1944. 150 mi. (241 km) long.
2. a department in N France. 538,462; 2424 sq. mi. (6280 sq. km). Cap.: Amiens.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.