heliopore/ˈhiːliəpɔː(ɹ)/EtymologyFrom the genus name Heliopora, from Ancient Greek ἥλιος (hḗlios, “sun”) + πόρος (póros, “filament; pore”).nounA coral of the genus Heliopora, the sun coral or blue coral.“The Heliolites are closely related to the Helioporæ, but the interstices are irregularly cellular[…] The cells contain twelve short rays or striations, and around the aperture twelve granules may generally be distinguished, situated like those of the Heliopores.”