Dictionary
Or•khon
Pronunciation: (ôr'kon), [key]—
n.
a river in E central Asia, flowing E, N, and then NE from the N central Mongolian People's Republic to the Selenga River. ab. 400 mi. (645 km) long.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.