Cascadian

adjective

Cas·​ca·​di·​an

(ˈ)ka¦skādēən

: of or relating to mountain-making movements in the Cenozoic era

Word History

Etymology

Cascadian (revolution, a group of earth movements that uplifted the mountain ranges of the Pacific coast of North America, from Cascadia, hypothetical land mass along western border of North America (from Cascade Range) + English -an

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now