A breviary (from Latin brevis, 'short' or 'concise')'s a liturgical book of the Latin liturgical rites of the Catholic Church containing the public or canonical prayers, hymns, the Psalms, readings, and notations for everyday use, especially by, bishops, priests, and deacons in the Divine Office (for example, at the canonical hours or Liturgy of the Hours, the Christians' daily prayer). The word can also refer to a collection of Christian orders of prayers and readings, such as contained in Ang… (More on Breviary)