the holy grailnoun [ S ]
uk/ˌhəʊ.li ˈɡreɪl/us/ˌhoʊ.li ˈɡreɪl/also the Holy Grail a cup believed to have been used by Jesus Christ at the meal before his death
something that is extremely difficult to find or get:
Sustained nuclear fusion is the holy grail of the power industry.
Thesaurus: synonyms and related words
Religious objects
- ankh
- brass
- chalice
- clerical collar
- crosier
- cross
- crucifix
- crucifixion
- crèche
- dog collar
- fetish
- graven image
- idol
- kirpan
- Madonna
- relic
- rosary
- totem
- wafer
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Complicated and difficult to do