Heliopolis

Borrowed from Latin Hēliopolis, from Ancient Greek Ἡλίου πόλις (Hēlíou pólis, “Sun City”), from the important solar cults of Ra and Baal. Doublet of Surajpur.

• IPA^(key): /ˌhiːliˈɒpəlɪs/[1]

Heliopolis

1. (historical) The ancient capital of the 13th nome of Lower Egypt, located in the northern suburbs of modern Cairo, Egypt; known in Ancient Egyptian as Iunu and in later Coptic as On.
2. (historical) An ancient city in modern Lebanon; modern Baalbek.
3. A suburb of Cairo, Egypt.
4. A suburb of Athens, Greece.

• (Ancient Egyptian city): Iunu, Iwnw, On, Awen, Heliopolis in Augustamnica
• (Ancient Syrian city): Heliopolis Syriaca, Heliopolis in Syra, Heliopolis in Coelosyria, Heliopolis in Phoenicia

Borrowed from Ancient Greek Ἡλιούπολις (Hēlioúpolis, “city of the sun”).

Hēliopolis f sg (genitive Hēliopolis or Hēliopoleos or Hēliopolios); third declension

1. Heliopolis (an ancient city in Lower Egypt, near modern Cairo, Egypt)

Third-declension noun (i-stem, partially Greek-type), with locative, singular only.

The inflected forms Hēliopoleos, Hēliopolios, and Hēliopolin are only attested postclassically.

• “Heliopolis”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• Heliopolis in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.