What is the dura mater?

The dura mater is called the dura mater. Gray's Anatomy (1918) describes it as the tough, fibrous outermost of the three meninges.

What it is

  • The tough, fibrous outermost of the three meninges.
  • Its name is Latin for 'tough mother'.
  • Encloses the venous sinuses of the brain.

Where it is

  • Lines the inside of the skull.
  • Continues down the vertebral canal around the spinal cord.
  • Sends folds inward that partition the cranial cavity (falx cerebri, tentorium cerebelli).

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Last verified: 2026-07-18

  • Best Anatomy Answers is an educational reference about human anatomy. It is not medical advice — for any health concern, talk to a licensed medical professional.

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