/ Dictionary / Index S stalagmite: Meaning and Definition of Find definitions for: sta•lag•mite Pronunciation: (stu-lag'mīt, stal'ug-mīt"), [key] — n. a deposit, usually of calcium carbonate, more or less resembling an inverted stalactite, formed on the floor of a cave or the like by the dripping of percolating calcareous water. See illus. under Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: stalagmite (Thesaurus) stalag stalagmometer Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language