mis·sal 
(mĭsəl)
(mĭsəl)n.
1. Roman Catholic Church A book containing all the prayers and responses necessary for celebrating the Mass throughout the year.
2. A prayer book.
[Middle English, from Anglo-Norman missal and from Medieval Latin missāle (Anglo-Norman, from Medieval Latin), from neuter of missālis, of the Mass, from Late Latin missa, Mass; see MASS.]
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