1. an abscess or infected swelling containing pus
Usage: archaic; medical

Examples

• The physician lanced the imposthume to drain the infection.
• Medieval texts describe treating an imposthume with herbal poultices.
• The imposthume on his arm required immediate medical attention.
• Ancient remedies were often used to reduce the swelling of an imposthume.
• The surgeon carefully removed the imposthume from the patient’s leg.