/ Dictionary / Index A acrophobia: Meaning and Definition of Find definitions for: ac•ro•pho•bi•a Pronunciation: (ak"ru-fō'bē-u), [key] — n. a pathological fear of heights. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: acrophobia (Thesaurus) acropetal acrophony Related Content Daily Word Quiz: dentifrice Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language