noun
- a pungent compound found in chili peppers that produces a burning sensation in the mouth and is used in food, medicine, and self-defense sprays
Usage: uncountable; chemistry/biochemistry term
Examples
- Capsaicin is the chemical responsible for the heat in jalapeños and habaneros.
- The capsaicin in hot peppers can trigger pain receptors on your tongue.
- Some pain relief creams contain capsaicin to help reduce muscle soreness.
- Capsaicin is used in pepper spray for personal protection.
- The more capsaicin a pepper contains, the spicier it tastes.
- Researchers are studying how capsaicin affects metabolism and weight loss.