/ Dictionary / Index H Heliopolis: Meaning and Definition of Find definitions for: He•li•op•o•lis Pronunciation: (hē"lē-op'u-lis), [key] — n. Biblical name,an ancient ruined city in N Egypt, on the Nile delta. ancient Greek name of Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. heliophyte Helios Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language