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Coptic: The Language of the Gnostics and the Egyptian Christians Coptic The Gnostic sects that were active in especially Egypt during the second, third, and fourth century AD, all made use of variations of the same Athanasius Kircher (1602-1680) Astronomy & Physics & Hermetism & Hieroglyphics & Coptic Kircher was a German Jesuit scholar and polymath who made significant contributions to the fields of mathematics, physics, astronomy, music, and