| Noun | 1. | anticholinergic - a substance that opposes or blocks the action of acetylcholinemedicament, medication, medicinal drug, medicine - (medicine) something that treats or prevents or alleviates the symptoms of disease Daricon, oxyphencyclimine - an anticholinergic drug (trade name Daricon) used in treating peptic ulcers |
| Adj. | 1. | anticholinergic - inhibiting or blocking the action of acetylcholine at a receptor site; "anticholinergic drugs"cholinergic - releasing or activated by acetylcholine or a related compound |