Definition of pacchionian granulation
anatomy
: arachnoid granulation
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pacchionian granulation
noun
pac·chi·o·ni·an granulation
\
¦pakē¦ōnēən-
\
variants:
or
pacchionian body
or less commonly
pacchionian corpuscle
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Origin and Etymology of pacchionian granulation
Antonio Pacchioni †1726 Italian anatomist + English -an
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