Source : Webster's Revised Unabridged Dictionary (1913)

Cicuta \Ci*cu"ta\, n. [L., the poison hemlock.] (Bot.)
   a genus of poisonous umbelliferous plants, of which the water
   hemlock or cowbane is best known.

   Note: The name cicuta is sometimes erroneously applied to
         Conium maculatum, or officinal hemlock.

Source : WordNet®

Cicuta
     n : small genus of perennial herbs having deadly poisonous
         tuberous roots: water hemlock [syn: {genus Cicuta}]