/ Dictionary / Index M monothematic: Meaning and Definition of Find definitions for: mon•o•the•mat•ic Pronunciation: (mon"u-thē-mat'ik), [key] — adj. having a single theme. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Monothelite monotint Related Content Daily Word Quiz: abstain Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language