/ Dictionary / Index M microdontia: Meaning and Definition of Find definitions for: mi•cro•don•tia Pronunciation: (mī"kru-don'shu, -shē-u), [key] — n. abnormally small teeth. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. microdistillation microdot 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