Definition of clark fork in English English dictionary
A river rising in southwest Montana near Butte and flowing about 579 km (360 mi) generally north then northwest to Pend Oreille Lake in the Idaho Panhandle. River, Montana and Idaho, U.S. Rising near Butte, Mont. , it flows in an irregular course for about 300 mi (480 km) to enter Pend Oreille Lake in northern Idaho. Glacier National Park, wildlife preserves, and national forests are in the adjacent mountains, which are noted for their spectacular scenery