1. relating to or associated with necromancy - mysterious necromantic rites • Syn: necromantical • Pertains to noun: necromancy (for: necromantical), necromancy • Derivationally related forms: necromancy (for: necromantical), necromancy 2. given to or produced by or used in the art of conjuring up the dead - a necromantic sorcerer - necromantic delusions - necromantic powders and other weird objects • Similar to: supernatural • Derivationally related forms: necromancy