/ Dictionary / Index M mosaic vision: Meaning and Definition of Find definitions for: mosa'ic vi'sion Pronunciation: [key] a type of vision hypothesized for the insect compound eye, in which the image is formed by hundreds of separate ommatidia. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mosaic map mosasaur Related Content Daily Word Quiz: digression Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language