Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A cholinergic drug, C7H16N2O2, that is used in the form of its chloride to treat urinary retention by stimulating the parasympathetic nervous system.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun A parasympathomimetic choline carbamate that selectively stimulates muscarinic receptors without any effect on nicotinic receptors.

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[Perhaps beth- (blend of beta and methyl) + –ane + chol(ine).]

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