Webster's Revised Unabridged Dictionary · 1913

Missal

Missal , noun

[Late Latin missale, liber missalis, from missa mass: compare French missel. See 1st Mass.]

The book containing the service of the Mass for the entire year; a Mass book.

Missal , adjective

Of or pertaining to the Mass, or to a missal or Mass book. — Bp. Hall