entheogenic adjective 1noun 1forms 1 adjective1 •Of, relating to, or as a result of an entheogenDuring the past twenty-five years, entheogenic mushrooms have been available in food preparations prepared by native peoples of third world countries. — 1998 noun1 •Synonym of entheogen.The use of entheogenics declined in areas where Judaism, Christianity, and Islam were popular due to these groups' disapproval of the practice. — 2011 formsentheogenics