Definition of anticholinergic
: opposing or blocking the physiologic action of acetylcholine
The more sedating tricyclic antidepressant drugs … are more likely to produce orthostatic hypotension and such adverse anticholinergic effects as urinary hesitancy, constipation, dry mouth, and blurred vision …— Patricia N. Prinz et al. … anticholinergic drugs used to treat a broad range of conditions, from overactive bladder to bronchial spasms.— Melinda Beck
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Merriam-Webster unabridged
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Time Traveler for anticholinergic
The first known use of anticholinergic was in 1942
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