/ Dictionary / Index H Honorius: Meaning and Definition of Find definitions for: Ho•no•ri•us Pronunciation: (hō-nôr'ē-us, -nōr'-), [key] a.d. 384–423, Roman emperor of the West 395–423. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. honoris causa* Honorius I Related Content Daily Word Quiz: belligerent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language