Eucharist that their substances actually become the body and blood of Christ (transubstantiation). Lutherans believe the true body and blood of Christ are really present "in, with, and under" the forms of the bread and wine (sacramental union). Reformed Christians believe in a real spiritual presence of Christ in the Eucharist. Others, such as the Plymouth Brethren, take the act to be only a symbolic reenactment of the Last Supper and a memorial. In spite of differences among Christians about various aspects of the Eucharist, there is, according to the "Encyclopædia Britannica", "more of a consensus among Christians about the meaning
Christian culture In Christian belief and practice, a "sacrament" is a rite, instituted by Christ, that mediates grace, constituting a sacred mystery. The term is derived from the Latin word "sacramentum", which was used to translate the Greek word for "mystery". Views concerning both what rites are sacramental, and what it means for an act to be a sacrament vary among Christian denominations and traditions. The most conventional functional definition of a sacrament is that it is an outward sign, instituted by Christ, that conveys an inward, spiritual grace through Christ. The two most widely accepted sacraments are Baptism and the Eucharist