n. belief in magical spells to produce unnatural effects; practice of supposedly communicating with spirits of dead ones to predict future
The evil sorcerer performed feats of necromancy, calling on the spirits of the dead to tell the future.
Sentence in Classic:
I then absolutely concluded, that all these appearances could be nothing else but necromancy and magic.
Gulliver's Travels(V2) By Jonathan Swift Context
There is a dread, unhallowed necromancy of evil, that turns things sweetest and holiest to phantoms of horror and affright.
Uncle Tom's Cabin By Harriet Beecher Stowe Context