See Also: Holy Grail(dictionary)
Grail(dictionary)
grail(encyclopedia)
grail(1)(dictionary)
grail(medicine)
grail(2)(dictionary)
Grail(dictionary)
holy(dictionary)
holy war(encyclopedia)
holy(dictionary)

Holy Grail (oh)



n
[singular] something that people want very much, but which is very difficult or impossible to achieve
Holy Grail of
ˇˇNuclear fusion is the Holy Grail of energy production.
the Holy Grail
the cup believed to have been used by Christ before his death