/ Dictionary / Index M megalopsia: Meaning and Definition of Find definitions for: meg•a•lop•si•a Pronunciation: (meg"u-lop'sē-u), [key] — n. Ophthalm. macropsia. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. megalops megalosaur Related Content Daily Word Quiz: nonchalant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language