1 the Christian sacrament in which Christ's Last Supper is commemorated by the consecration of bread and wine
2 the consecrated elements of bread and wine offered in the sacrament
3 Mass, esp. when regarded as the service where the sacrament of the Eucharist is administered
(C14: via Church Latin from Greek eukharistia, from eukharistos thankful, from eu- + kharizesthai to show favour, from kharis favour)
Eucharistic, Eucharistical adj
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