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pia mater

[pahy-uh mey-ter, pee-uh]
noun Anatomy.
  1. the delicate, fibrous, and highly vascular membrane forming the innermost of the three coverings of the brain and spinal cord.Compare arachnoid(def 6), dura mater.

Origin of pia mater

1350–1400; Middle English < Medieval Latin: literally, pious mother, erroneous translation of Arabic umm raqīqah tender mother
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for pia mater

Historical Examples of pia mater

  • Pia-mater, a membrane which invests the brain and the spinal cord; it is of a delicate vascular tissue.

    The Nuttall Encyclopaedia

    Edited by Rev. James Wood

British Dictionary definitions for pia mater

pia mater

noun
  1. the innermost of the three membranes (meninges) that cover the brain and spinal cordSee meninges

Word Origin for pia mater

C16: from Medieval Latin, literally: pious mother, intended to translate Arabic umm raqīqah tender mother
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
pia mater in Medicine

pia mater

[pī′ə mā′tər, pē′ə mä′tər]
n.
  1. The fine vascular membrane that closely envelops the brain and spinal cord under the arachnoid and the dura mater.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
pia mater in Science

pia mater

[pī′ə mā′tər, pē′ə mä′tər]
  1. 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.