human and one divine. But Eutyches denied this truth. The monophysite heresy taught that Jesus had only one nature. Eutyches viewed Jesus as having one “theanthropic” nature. The word theanthropic comes from the Greek anthropos, which means “man or mankind,” and the prefix thea, which means “God.” So theanthropic is something of a mongrelized term that combines Greek words for God and for man. Eutyches was saying that in Christ there is only one nature—a divinely human nature, or, to express it the