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

Medical Dictionary

perforated substance

noun

Medical Definition of perforated substance

  1. :  any of three small areas on the lower surface of the brain that are perforated by many small openings for blood vessels and that are situated two anteriorly at the commencement of the sylvian fissure and one posteriorly between the mammillary bodies in front and the cerebral peduncles laterally—called also perforated space, perforate space




Seen and Heard

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

WORD OF THE DAY

a secret group of plotters

Get Word of the Day daily email!