invocatorEtymologyFrom Late Latin invocātor. By surface analysis, invocate + -or.invocator means One who invocates the spirits of the dead. Lexicurio rates it Sui generis — a strength score of 87 out of 100.nounOne who invocates the spirits of the dead.“The five others nearby likewise made ready to serve as invocators—instruments and voices harrumphing as would a body of minstrels in preparation for some performance.”