An industrial port in European Russia, on the River Volga north-west of Moscow; population 402,700 (est. 2009). It was known as Kalinin, in honour of President Kalinin, from 1931 until 1991.
Definition of Tver in US English:
Tver
proper nountver
An industrial port in western Russia, on the Volga River, northwest of Moscow; population 402,700 (est. 2009). It was known as Kalinin 1931–91 in honor of President Kalinin.