/ Dictionary / Index M macrodontia: Meaning and Definition of Find definitions for: mac•ro•don•tia Pronunciation: (mak"ru-don'shu, -shē-u), [key] — n. the condition of having abnormally large teeth. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. macrodome macroeconomics Related Content Daily Word Quiz: philanthropy Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language