/ Dictionary / Index M meteorite: Meaning and Definition of Find definitions for: me•te•or•ite Pronunciation: (mē'tē-u-rīt"), [key] — n. a mass of stone or metal that has reached the earth from outer space; a fallen meteoroid. a meteoroid. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: meteorite (Thesaurus) meteoric shower meteorite crater Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language