/ Dictionary / Index M monovision: Meaning and Definition of Find definitions for: mon•o•vi•sion Pronunciation: (mon'u-vizh"un), [key] — n. the condition of seeing with one eye. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. monovalent monovision lenses Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language