The Devil turn'd round-head: or, Pluto become a Brownist. : Being a just comparison, how the Devil is become a round-head? In what manner, and how zealously (like them) he is affected with the moving of the spirit. With the holy sisters desire of copulation (if he would seem holy, sincere, and pure) were it with the Devill himself. As also the Amsterdammian definition of a Familist.