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Hawaii Volcanoes National Park

noun
  1. a large national park that includes the active volcanoes Kilauea and Mauna Loa on the island of Hawaii and the extinct crater Haleakala on Maui. 343 sq. mi. (890 sq. km).
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018