The Collaborative International Dictionary
Theurgist \The"ur*gist\, n. [Cf. F. th['e]urgiste.]
One who pretends to, or is addicted to, theurgy.
--Hallywell.
Wiktionary
n. One who claims or is alleged to perform magic with the aid of beneficent spirits.
Usage examples of "theurgist".
Theists were the priests of the gods, theurgists were shamans of the spirit world, and the rare and powerful thaumaturgists were true wizards and witches.
Was there something the killer wanted that all of them, the warlock, the soldier, the theurgist, the demonologist, the wizard, had failed to provide?
Tobas first came aboard was a priestess, an expert theurgist, Tobas had learned, and was the magician charged with defending the vessel against pirates or other perils.
For example, theurgists and demonologists used rote formulae to summon superhuman beings, as Agor had explained to him, and those beings were specialized and individual.
All his life, Sterren had heard from priests and theurgists and even laymen that the gods-were benevolent, that they did not approve of any sort of destruction or disorder, that the evil in the World was due to demons or human folly.
There were all those different kinds of magicians, for one thing—wizards and warlocks and witches, theurgists and demonologists and sorcerers, illusionists and herbalists and scientists, and all the others.