pia mater
the delicate, fibrous, and highly vascular membrane forming the innermost of the three coverings of the brain and spinal cord.
Origin of pia mater
1- Compare arachnoid (def. 6), dura mater.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use pia mater in a sentence
A very slight watery effusion between the pia mater and Tunica arachnoidea.
An Account of the Foxglove and some of its Medical Uses | William WitheringIn removing the pia mater, the convolutions of the brain were firm, and appeared natural.
An Investigation into the Nature of Black Phthisis | Archibald MakellarAt the base of the brain the pia mater is prolonged on to the roots of the cranial nerves.
The pia mater bore marks of pretty extensive inflammation, and adhered to the dura mater at the vertex.
Cases of Organic Diseases of the Heart | John Collins WarrenThe vessels of the pia mater, over the corpora striata, were unusually injected with blood.
Cases of Organic Diseases of the Heart | John Collins Warren
British Dictionary definitions for pia mater
/ (ˈpaɪə ˈmeɪtə) /
the innermost of the three membranes (meninges) that cover the brain and spinal cord: See meninges
Origin of pia mater
1Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for pia mater
[ pī′ə mā′tər, pē′ə mä′tər ]
The fine vascular membrane that closely envelops the brain and spinal cord under the arachnoid and the dura mater.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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