Yes. Technically speaking, Lorelei is the aggregate sentience of the seventh fonon.

[He pauses, recalling hie conversation with Fane, and how absolutely known to others these terms are, so he rephrases.]

That is, the spirit of sound. But because of the role fonons play in composing our world, he's worshiped as a God. And Yulia, who was able to speak with him and for him with her prophecies, was worshiped in turn as a living Goddess.