Word Study
Pia mater
WORDNET DICTIONARY
Noun Pia mater has 1 sense
- pia mater(n = noun.body) - the highly vascular innermost of the 3 meninges; is a kind of meninges, meninx
is a part of leptomeninges
CIDE DICTIONARY
Pia mater, [NL., fr. L. pia (fem. of pius tender, kind) + mater mother.].
The delicate and highly vascular membrane immediately investing the brain and spinal cord. [1913 Webster]
OXFORD DICTIONARY
Pia mater, n. Anat. the delicate innermost membrane enveloping the brain and spinal cord (see MENINX).
Etymology
med.L, = tender mother, transl. of Arab. al-' umm al-rakika: cf. DURA MATER
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