Cenis, Mont

geographical name

Ce·​nis, Mont ˌmōⁿ-sə-ˈnē 

1

mountain pass at an altitude of 6831 feet (2082 meters) between two peaks of the massif called Mont Cenis in the Graian Alps between France and Italy

2

or Fréjus

frā-ˈzhüs 

-ˈzhᵫs

railroad tunnel 8.5 miles (13.6 kilometers) long piercing the Fréjus Massif southwest of Mont Cenis