Columbia Plateau

geographical name

plateau in eastern Washington, eastern Oregon, and southwestern Idaho in the Columbia River basin

Dictionary Entries Near Columbia Plateau

Cite this Entry

“Columbia Plateau.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Columbia%20Plateau. Accessed 24 Nov. 2024.

More from Merriam-Webster on Columbia Plateau

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!