DuckCorp Dico

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1.                 From The Collaborative International Dictionary of English v.0.48:
                   
   
   
                   
                     
   Muscarin \Mus*ca"rin\, n. (Physiol. Chem.)
      A solid crystalline substance, C5H13NO2, found in the
      toadstool (Agaricus muscarius), and in putrid fish. It is a
      typical ptomaine, and a violent poison.
      [1913 Webster]