from The American Heritage® Dictionary of the English Language, 4th Edition
- A river of the south-central United States rising in the Rocky Mountains in central Colorado and flowing about 2,333 km (1,450 mi) generally southeastward to the Mississippi River in southeast Arkansas. It was an important trade and travel route in the 19th century.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a river that rises in the Rocky Mountains in Colorado and flows southeast through Kansas and Oklahoma and through Arkansas to become a tributary of the Mississippi River
Sorry, no etymologies found.