(noun) an alkaloid extracted from the plant deadly nightshade (Atropa belladonna); used as a drug in medicine for its paralytic effects (in surgery to relax muscles, in dentistry to dry the mouth, etc.)
an alkaloid extracted from the plant deadly nightshade (Atropa belladonna); used as a drug in medicine for its paralytic effects (in surgery to relax muscles, in dentistry to dry the mouth, etc.)