/ Dictionary / Index A axanthopsia: Meaning and Definition of Find definitions for: ax•an•thop•si•a Pronunciation: (ak"sun-thop'sē-u), [key] — n. Ophthalm. a defect of vision in which the retina fails to respond to yellow. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Axa axe Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language