E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
Wonder-worker.
St. Gregory, of Neo-Cæsarea, in Pontus. So called because he recalled devils at his will, stayed a river, killed a Jew by the mere effort of his will, changed a lake into solid earth, and did many other wonderful things. (See THAUMATURGUS.)