/ Dictionary / Index M missal: Meaning and Definition of Find definitions for: mis•sal Pronunciation: (mis'ul), [key] — n. (sometimes cap.)the book containing the prayers and rites used by the priest in celebrating Mass over the course of the entire year. any book of prayers or devotions. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: missal (Thesaurus) missa cantata missal stand Related Content Daily Word Quiz: vernacular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language