Source : Webster's Revised Unabridged Dictionary (1913)

Wood hyacinth \Wood hyacinth\
   A European squill ({Scilla nonscripta}) having a scape
   bearing a raceme of drooping blue, purple, white, or
   sometimes pink, bell-shaped flowers.

Source : WordNet®

wood hyacinth
     n : sometimes placed in genus Scilla [syn: {wild hyacinth}, {bluebell},
          {harebell}, {Hyacinthoides nonscripta}, {Scilla
         nonscripta}]