/ Dictionary / Index M Mammoth Cave National Park: Meaning and Definition of Find definitions for: Mam'moth Cave' Na'tional Park' Pronunciation: [key] a national park in central Kentucky: limestone caverns with onyx formations, stalagmites, and stalactites. 79 sq. mi. (205 sq. km). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mammoth mammula Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language