from The American Heritage® Dictionary of the English Language, 4th Edition
- A river rising in central Alberta, Canada, and flowing about 491 km (305 mi) eastward into Saskatchewan then north to the headwaters of the Churchill River.
- A name for the North Canadian River as it flows about 450 km (280 mi) through northwest Oklahoma.
Sorry, no etymologies found.
Beaver River comes in a little lower down, draining the meadows of Pelham, Windham, and Londonderry.