/ Dictionary / Index M micropsia: Meaning and Definition of Find definitions for: mi•crop•si•a Pronunciation: (mī-krop'sē-u), [key] — n. Ophthalm. a defect of vision in which objects appear to be smaller than their actual size. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. microprojector micropublish Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language