Meaning of beta-endorphin: A substance produced in the brain, especially in the pituitary gland, that blocks the sensation of pain.

Definition of beta-endorphin

A substance produced in the brain, especially in the pituitary gland, that blocks the sensation of pain. It is produced in response to pain, exercise, and other forms of stress. It is a type of polypeptide hormone.

For learning, not diagnosis. This glossary provides general educational information and is not a substitute for advice from a qualified healthcare professional. If you may be experiencing a medical emergency, contact local emergency services.