/ Dictionary / Index M morphosyntactic: Meaning and Definition of Find definitions for: mor•pho•syn•tac•tic Pronunciation: (môr"fō-sin-tak'tik), [key] — adj. Ling. involving both morphology and syntax. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. morphosis morphotonemics Related Content Daily Word Quiz: abscond Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language