Find accurate definitions of over 5,000 Catholic terms and phrases (including abbreviations). Based on Fr. John Hardon's Modern Catholic Dictionary, © Eternal Life. Used with permission.
A sleeveless outer garment worn by a priest at Mass. It is worn over all other vestments and is made of silk, velvet, or other rich material usually decorated with symbols. The arms are to be free when it is worn. It symbolizes the yoke of Christ and signifies charity. (Etym. Latin casula, a little house; hence a mantle.)