The space present in the middle of 3 layers of brain known as meninges. These meninges form the outer of the brain. The space under the arachnoid matter is referred as subarachnoid space.
SUBARACHNOID SPACE: "The place where cerebrospinal fluid is present is subarachnoid space."
Cite this page: N., Sam M.S., "SUBARACHNOID SPACE," in PsychologyDictionary.org, April 13, 2013, https://psychologydictionary.org/subarachnoid-space/ (accessed March 20, 2023).