subarachnoid space
Word Rarity
Very rare
Frequency: Zipf frequency 2.22 in modern English
29
Scrabble Score
17
Letters
4
Syllables
13
Unique Chars
Meaning
noun
The space between the arachnoid mater and the pia mater that surrounds the brain and spinal cord, through which the cerebrospinal fluid circulates and major blood vessels pass, and across which extend delicate trabeculae of connective tissue.