subarachnoid space

noun

: the space between the arachnoid and the pia mater through which the cerebrospinal fluid circulates and across which extend delicate trabeculae of connective tissue

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Cite this Entry

“Subarachnoid space.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/subarachnoid%20space. Accessed 13 Jun. 2024.

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