Source : Webster's Revised Unabridged Dictionary (1913)

Sangraal \San`graal"\, Sangreal \San"gre*al\, n. [See {Saint},
   and {Grail}.]
   See {Holy Grail}, under {Grail}.

Source : WordNet®

Sangraal
     n : (legend) chalice used by Christ at the last supper [syn: {grail},
          {Holy Grail}]