Discover the essential terms and beliefs of the Catholic Faith with our authentic and respectful rudimentary Catholic glossary. From the central worship service of the Mass to the sacraments of Holy Orders and Confession, learn about the Eucharist, Transubstantiation, Purgatory, Mary, Saints, Holy Trinity, Papacy, Rosary, and more. Check out the CCC (Catechism of the Catholic Church) for a deeper understanding. Start your journey with a visit to a Catholic church near you and keep an open mind. You might find your calling in the RCIA (Rite of Christian Initiation of Adults).