Educational Content: This article is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for diagnosis and treatment.
Definition of Iris
Medically reviewed by Dr. Otari Nergadze, Neurosurgeon | Updated: January 2026
Iris: The circular, colored curtain of the eye. The opening of the iris forms the pupil. The iris helps regulate the amount of light that enters the eye.
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