sciomancer

plural sciomancers

1. One who summons or communicates with spirits of the dead; necromancer.

   Some sciomancers thought that certain types of shadows were ghosts of the departed.

   2001, Clifford A. Pickover, Dreaming the Future: The Fantastic Story of Prediction, page 104

   2 more examples

   The sciomancer called forth the ghost or shadow of the dead, which was not considered the living, active spirit, but rather an emanation from the dead which yet retained the impress of living thought, an idea akin to modern psychometry.

   1874, Common Sense - Volumes 1-2, page 100

   This concoction is often used by mediums, seers, and prophets who wish to call on the knowledge of the dead; sibyls; and sciomancers.

   2008, Jason Erik Lundberg, A Field Guide to Surreal Botany, →ISBN, page 69