A river that flows for 690 miles (1,110 km) from the Cumberland Plateau in southeastern Kentucky across northern Tennessee and back into Kentucky, where it joins the Ohio River near Paducah.
Definition of Cumberland River in US English:
Cumberland River
proper noun
A river that flows for 690 miles (1,110 km) from the Cumberland Plateau in southeastern Kentucky across northern Tennessee and back into Kentucky, where it joins the Ohio River near Paducah.