Tyne

Tyne, river of North England, formed by the confluence near Hexham of the N. Tyne from the Cheviots, and the S. Tyne, which rises on Cross Fell, in E. Cumberland; forms the boundary between Durham and Northumberland, and after a course of 32 m. enters the sea between Tynemouth and South Shields.

Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)