Definitions
from The Century Dictionary.
- In anatomy, the pia mater and arachnoid.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun anatomy The innermost layers of the
meninges ; thepia mater and thearachnoid
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun the two innermost layers of the meninges; cerebrospinal fluid circulates between these innermost layers
Etymologies
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Examples
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Cerebral amyloid angiopathy (CAA) refers to the deposition of b - amyloid in the media and adventitia of small - and mid-sized arteries (and less frequently, veins) of the cerebral cortex and the leptomeninges.
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