Physostigmine

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Physostigmine \Phy`so*stig"mine\, n. (Chem.)
     An alkaloid found in the Calabar bean (the seed of
     {Physostigma venenosum}), and extracted as a white,
     tasteless, substance, amorphous or crystalline; -- formerly
     called {eserine}, with which it was regarded as identical.
     [1913 Webster]



From WordNet (r) 2.0 [wn]:

  physostigmine
       n : used in treatment of Alzheimer's disease and glaucoma