[Other] The Holy Grail. Popular etymology used to explain the word as meaning the real blood of Christ, sang-real, or the wine used in the Last Supper. Tradition has it that Joseph of Arimathea preserved part of this wine-blood in the Saint, or Holy Grail.
SANGRAIL
Meaning of SANGRAIL in English
Encyclopedia Mythica English dictionary. Английский энциклопедический словарь греческой мифологии. 2012