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 Ph.D

Medically reviewed by Dr. Otari Nergadze, Neurosurgeon | Updated: January 2026

Ph.D.: Doctor of Philosophy. (From the New Latin, philosophize doctor). Ph.D.'s are involved in clinical care (as in clinical psychology), biomedical research, health administration and other areas in medicine.

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