Franklin D. Roosevelt Lake
geographical name
reservoir 151 miles (243 kilometers) long in northeastern Washington formed in the Columbia River by the Grand Coulee Dam
Cite this Entry
“Franklin D. Roosevelt Lake.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Franklin%20D.%20Roosevelt%20Lake. Accessed 31 Oct. 2025.
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