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.
Simultaneously with the fiendish atrocities committed on the Saline and Solomon rivers and the attack on Comstock and Grover, the pillaging and murdering began on the Smoky Hill stage-route, along the upper Arkansas River and on the headwaters of the Cimarron.