Entry 2 senses · 2 variants Webster, 1913 Necromantic · Nec·ro·man·tic · IPA n. a. 01 n. Conjuration. 1. Conjuration.[R.] “With all the necromantics of their art.” — Young. 02 a. Of or pertaining to necromancy; performed by necromancy. 1. Of or pertaining to necromancy; performed by necromancy.