A Christian sacrament commemorating the Last Supper of Christ, with the physical forms of bread and usually wine which are believed by certain denominations to become Christ himself or to host his spiritual presence.
The principal liturgical service of the Church, encompassing both a scripture service (Liturgy of the Word) and a eucharistic service (Liturgy of the Eucharist), which includes the consecration and oblation (offering) of the host and wine.
A similar ceremony offered by a number of Christian churches.
A musical composition set to portions of the Mass.