Meaning & use
Pial
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Relating to the pia mater, the thin, delicate innermost membrane covering the brain and spinal cord.
See it in a sentence
Surgeons carefully avoided damaging the pial blood vessels during the operation.
The scan revealed inflammation along the pial surface of the brain.
A note on using this word
Derived from 'pia mater', Latin for 'tender mother', the softest of the three membranes that protect the central nervous system.
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