Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Medical Dictionary

arachnoid granulation

noun

Medical Definition of arachnoid granulation

  1. :  any of the small whitish processes that are enlarged villi of the arachnoid membrane of the brain which protrude into the superior sagittal sinus and into depressions in the neighboring bone—called also arachnoid villus, pacchionian body




Seen and Heard

What made you want to look up arachnoid granulation? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a talk on a religious or moral theme

Get Word of the Day daily email!