dura mater

du·​ra ma·​ter | \ ˈdu̇r-ə-ˌmā-tər How to pronounce dura mater (audio) , ˈdyu̇r-, -ˌmä- \

Definition of dura mater

: the tough fibrous membrane that envelops the brain and spinal cord external to the arachnoid and pia mater

Examples of dura mater in a Sentence

Recent Examples on the Web An epidural hematoma involves bleeding from a ruptured blood vessel in the space between the skull and the covering around the brain, called the dura mater. Ashley Abramson, Health.com, 14 Feb. 2022 The inside, the dura mater, which means 'tough mother,' is a tough lining of skin around the brain. Miriam Fauzia, USA TODAY, 9 July 2020 Battlefield surgeons also treated head wounds by cutting away bone while trying not to puncture the brain’s delicate dura mater membrane. Lizzie Wade, Science | AAAS, 8 June 2018 Cerebrospinal fluid is produced continuously in the brain and is normally absorbed into the bloodstream through protrusions in the outer membrane of the brain, called the dura mater. Mark Lieber, CNN, 8 May 2018 One of the two human brains was a whole brain that still had its cover tissue, or dura mater. Priscella Vega, latimes.com, 24 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'dura mater.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of dura mater

14th century, in the meaning defined above

History and Etymology for dura mater

Middle English, from Medieval Latin, literally, hard mother

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The first known use of dura mater was in the 14th century

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Cite this Entry

“Dura mater.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dura%20mater. Accessed 18 Aug. 2022.

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More Definitions for dura mater

dura mater

du·​ra ma·​ter | \ ˈd(y)u̇r-ə-ˌmāt-ər How to pronounce dura mater (audio) , -ˌmät- How to pronounce dura mater (audio) \

Medical Definition of dura mater

: the tough fibrous membrane lined with endothelium on the inner surface that envelops the brain and spinal cord external to the arachnoid and pia mater, that in the cranium closely lines the bone, does not dip down between the convolutions, and contains numerous blood vessels and venous sinuses, and that in the spinal cord is separated from the bone by a considerable space and contains no venous sinuses

called also dura

More from Merriam-Webster on dura mater

Britannica.com: Encyclopedia article about dura mater


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