psy·cho·path·ic I. \| ̷ ̷ ̷ ̷|pathik, -|paath-, -|paith-, -thēk\adjective Etymology: International Scientific Vocabulary psych- + -pathic; originally formed as German psychopathisch : of, relating to, or characterized by psychopathy • psy·cho·path·i·cal·ly\-thə̇k(ə)lē, -thēk-, -li\adverb II. noun (-s) : psychopath