“1.The book containing the service of the Mass for the whole year; a mass-book. 2. A Roman Catholic book of devotions, esp. when illuminated; an illuminated book of hours, etc.” (From the OED.n1.I,1-2)
“1.The book containing the service of the Mass for the whole year; a mass-book. 2. A Roman Catholic book of devotions, esp. when illuminated; an illuminated book of hours, etc.” (From the OED.n1.I,1-2)