Hermes Trismegistus: Meaning and Definition of

Her'mes Trismegis'tus

Pronunciation: [key]
  1. a name variously ascribed by Neoplatonists and others to an Egyptian priest or to the Egyptian god Thoth, to some extent identified with the Grecian Hermes: various mystical, religious, philosophical, astrological, and alchemical writings were ascribed to him.
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