1. a substance or treatment applied to the skin to produce mild irritation, intended to relieve pain or inflammation in nearby tissues
Usage: medical; often used in traditional or alternative medicine

1. relating to or acting as a counterirritant; producing mild irritation to relieve deeper pain
Usage: medical

Examples

• The doctor recommended a counterirritant cream to help ease the muscle soreness.
• Mustard plasters were once popular counterirritants for chest colds.
• The counterirritant effect of the liniment provided temporary relief from arthritis pain.
• Some athletes use counterirritant patches before competitions.
• Capsaicin, found in chili peppers, is a well-known counterirritant used in pain-relief products.