/ Dictionary / Index M monumental: Meaning and Definition of Find definitions for: mon•u•men•tal Pronunciation: (mon"yu-men'tl), [key] — adj. resembling a monument; massive or imposing. exceptionally great, as in quantity, quality, extent, or degree: a monumental work. of historical or enduring significance: a monumental victory. having the quality of being larger than life; of heroic scale. of or pertaining to a monument or monuments. serving as a monument. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: monumental (Thesaurus) monument monumentalize Related Content Daily Word Quiz: censure Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language