[German Version]

(breviarium, abridgement), medieval term for summaries and books, especially known as the title for the liturgy of the hours. The Divine Office is in principle a choral office, and in the centuries before the introduction of the breviary it required some ten books for its celebration. For this, an Ordo was developed, which stated what should be sung and when. In this context, Breviarium sive Ordo officiorum per totam anni decursionem (Liber Ordinarius) was created in the 12th century. This mainly listed the incipits of the texts. It remained to supply…