1. a substitute or replacement, especially one that is inferior to the original
Usage: formal; medical

Examples

• The artificial sweetener served as a succedaneum for sugar in the diabetic patient’s diet.
• When the original medication was unavailable, the doctor prescribed a succedaneum.
• The plastic parts were merely a succedaneum for the metal components that had been discontinued.
• In wartime, coffee substitutes became a common succedaneum for real coffee beans.
• The generic brand offered a cheaper succedaneum for the name-brand product.