Heliopolis Share Close Share Tweet Save PREVIOUS Heliodorus NEXT Helkai HELIOPOLIS he-li-op'-o-lis. See ON. Copyright Statement These files are public domain. Bibliography Information Orr, James, M.A., D.D. General Editor. "Entry for 'HELIOPOLIS'". "International Standard Bible Encyclopedia". 1915. PREVIOUS Heliodorus NEXT Helkai