cordilleras
/ˌkɔrdɪlˈjɛrəz/
noun
- A system of parallel mountain ranges, especially the main mountain systems of the Americas.
- The Andes are the longest cordilleras in the world, stretching along the west coast of South America.
- The cordilleras of North America include the Rockies and the coastal ranges.
- Many volcanoes are found along the cordilleras of the Pacific Ring of Fire.