a person who proposes to resolve cases of conscience. Elcobar has made a collection of the opinions of all the casuists before him. M. le Fevre, 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 Romanist casuists.