Hemlock \Hem"lock\, n. [OE. hemeluc, humloc, AS. hemlic,
  
         hymlic.]
   1. (Bot.) The name of several poisonous
         umbelliferous herbs
      having finely cut leaves and
         small white flowers, as the
      Cicuta maculata,
         Cicuta
         bulbifera, and Cicuta virosa, and the
         Conium
         maculatum. See Conium.
      [1913
         Webster]

 
          Note: The potion of hemlock administered to Socrates is by
         some thought to have been a decoction of Cicuta virosa, or
         water hemlock, by others, of Conium maculatum.
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   2. (Bot.) An evergreen tree common in
         North America (Abies Canadensis or {Tsuga
         Canadensis}); hemlock spruce.
      [1913 Webster]

            The murmuring pines and the hemlocks. --Longfellow.
    
          [1913 Webster]

   3. The wood or timber of the hemlock
         tree.
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   Ground hemlock, or
         Dwarf hemlock. See
         under Ground.
     
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