|1.||physiol blocking nerve impulses through the parasympathetic nerves|
|2.||med a drug or agent that blocks these nerve impulses, used to control intestinal spasm, increase the heart rate, dilate the pupils for examination of the eyes, dry secretions in anaesthesia, and in some forms to treat Alzheimer's disease|
|a white, crystalline, water-insoluble solid, C14H9Cl5, usually derived from chloral by reaction with chlorobenzene in the presence of fuming sulfuric acid: used as an insecticide and as a scabicide and pediculicide: agricultural use prohibited in the U.S.|
|the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language).|
anticholinergic an·ti·cho·lin·er·gic (ān'tē-kō'lə-nûr'jĭk, ān'tī-)
An agent that is antagonistic to the action of parasympathetic or other cholinergic nerve fibers.