Physostigmine

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The American Heritage® Dictionary of the English Language, 4th Edition
  • n. A crystalline alkaloid, C15H21N3O2, extracted from the Calabar bean, used in medicine as a miotic and cholinergic agent and to enhance memory in patients with Alzheimer's disease. Also called eserine.
  • Wiktionary, Creative Commons Attribution/Share-Alike License
  • n. A parasympathomimetic, a reversible cholinesterase inhibitor alkaloid of the Calabar bean, used to treat certain medical conditions.
  • the GNU version of the Collaborative International Dictionary of English
  • n. 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.
  • The Century Dictionary and Cyclopedia
  • n. An alkaloid constituting the active principle of the Calabar bean.
  • n. It is a powerful depressant and nerve-poison: used to counteract strychnine and atropin, also to contract the pupil. Its formula is C15H21O2N3. Also called eserine.
  • WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
  • n. used in treatment of Alzheimer's disease and glaucoma
  • Hypernym
    Words that are more generic or abstract
    alkaloid   
    Variant
    eserine   
    Same Context
    Words that are found in similar contexts