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 Coccyx

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

Coccyx: The small tail-like bone at the bottom of the spine, very near the anus. It is the lowest part of the spinal column. Also known as tailbone.