plenarium
/plɪˈnɛːrɪəm/Roman Catholic Church
noun
A book or manuscript containing a complete set of sacred writings, e.g. all the gospels or all the epistles.
Origin
Mid 19th century; earliest use found in Cochran's Periodical Catalogue. From post-classical Latin plenarium book containing the gospels and epistles, missal, use as noun of neuter of plenarius complete.