perforated space
noun
variants: less commonly
perforate space
Definition of perforated space
: 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 fissure of Sylvius and one posteriorly between the mammillary bodies in front and the cerebral peduncles laterally
People Are Reading
There's more!
Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Seen and Heard
What made you want to look up perforated space? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!