'Empirin' definitions:

The acetylated derivative of salicylic acid; used as an analgesic anti-inflammatory drug (trade names Bayer, Empirin, and St. Joseph) usually taken in tablet form; used as an antipyretic; slows clotting of the blood by poisoning platelets [syn: aspirin, acetylsalicylic acid, Bayer, Empirin, St. Joseph]