1. prediction using spirits: the practice of attempting to communicate with the spirits of the dead in order to predict or influence the future
2. witchcraft: witchcraft or sorcery in general
(
literary
)
[13th century. Alteration of nigromancy, via French< medieval Latin nigromantia< late Latin necromantia (influenced by Latin niger "black") < Greek nekromanteia< nekros "corpse" + manteia "divination"]