/ Dictionary / Index J John XVII: Meaning and Definition of Find definitions for: John XVII Pronunciation: [key] (Sicco) died 1003, pope 1003. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. John XV John XVIII Related Content Daily Word Quiz: languid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language