- subarachnoid space
noun (common) (futsuumeishi)
Generated: This term refers to the space in the brain where cerebrospinal fluid circulates, located between the arachnoid mater and the pia mater. It is important in protecting the brain and spinal cord and is relevant in medical contexts, particularly neurology and neurosurgery.
A cerebral hemorrhage occurs in the subarachnoid space.