Dictionary
Yel•low•stone
Pronunciation: (yel'ō-stōn"), [key]—
n.
a river flowing from NW Wyoming through Yellowstone Lake and NE through Montana into the Missouri River in W North Dakota. 671 mi. (1080 km) long.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.