'Physostigmine' definitions:

Definition of 'physostigmine'

From: WordNet
noun
Used in treatment of Alzheimer's disease and glaucoma

Definition of 'Physostigmine'

From: 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]