/ Dictionary / Index P Photius: Meaning and Definition of Find definitions for: Pho•ti•us Pronunciation: (fō'shē-us), [key] — n. a.d.c820–891, patriarch of Constantinople 858–867, 877–882. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: photius (Thesaurus) photism photo Related Content Daily Word Quiz: fidelity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language