pto·maine /ˈtoˌmen, toˈ/
  尸毒
  pto·maine /ˈtoˌmen, toˈ/ 名詞
  Pto·ma·ine n.  Physiol. Chem. One of a class of animal bases or alkaloids formed in the putrefaction of various kinds of albuminous matter, and closely related to the vegetable alkaloids; a cadaveric poison.  The ptomaines, as a class, have their origin in dead matter, by which they are to be distinguished from the leucomaines.
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  ptomaine
       n 1: any of various amines (such as putrescine or cadaverine)
            formed by the action of putrefactive bacteria [syn: ptomain]
       2: a term for food poisoning that is no longer in scientific
          use; food poisoning was once thought to be caused by
          ingesting ptomaines [syn: ptomaine poisoning]