Main Entry: hyp·no·ther·a·py Pronunciation: -'ther-&-pE Function: noun Inflected Form: plural-pies 1: the treatment of disease by hypnotism 2: psychotherapy that facilitates suggestion, reeducation, or analysis by means of hypnosis —hyp·no·ther·a·peu·tic/-"ther-&-'pyüt-ik/adjective