Great Basin
geographical name
region of the western U.S. between the Sierra Nevada and the Wasatch Range including most of Nevada and parts of California, Idaho, Utah, Wyoming, and Oregon and having no drainage to the ocean
Note: The Great Basin contains many isolated mountain ranges, which are known collectively as the Basin Ranges.
Cite this Entry
“Great Basin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Great%20Basin. Accessed 4 Nov. 2025.
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