_Mandatum_, 1749 a.
Manicheans, 823 b.
Manicheism, 822 c.
Marriage, see Matrimony, Sacrament of.
Marriage, Trial, definition, 2527 c.
Marriages, Dangerous, 875; canonical consequences, 879; prenuptial guarantees, 880; remedies against mixed and dangerous marriages, 881.
Martyrdom, definition, 2442; kinds of martyrdom, 2443; conditions for martyrdom, 2444; practical questions about martyrdom, 2445.
Mass, Sacrifice of the, 2709; obligation of saying Mass, 2710; dispositions for the celebration of Mass, 2711; confession before Mass, 2711 a; distractions during the Canon, 2711 b; preparation and thanksgiving before Mass, 2711 a; Eucharistic or natural fast, 2711 b; rubrical vestments, 2711 b; time of Mass, 2712 a; place, 2712 b; rites, 2712 c; when it is lawful to discontinue Mass, 2713; application of the Mass, 2714; obligation of pastors to say Mass for flocks, 2714 a; obligation of Mass stipends, 2714 b; persons for whom Mass may be applied, 2715; how Mass must be applied, 2715 b; lawfulness of Mass stipends, 2716.
Masturbation, form of impurity, 2534 a.
Material Sin, 248.