a person who proposes to resolve cases of conscience. Eficbar has made a collection of the opinions of all the casuists before him. M. le Feore, preceptor of Louis XIII., called the books of the casuists the art of quibbling with God; which does not seem far from truth, by reason of the multitude of distinctions and subtleties they abound withal. Mayer has published a bibliotheca of casuists, containing an account of all the writers on cases of conscience, ranged under three heads; the first comprehending the Lutheran, the second the Calvinist, and the third the Romish casuists.