subarachnoid cisterns

(redirected from cisternae subarachnoideae)

sub·ar·ach·noid cis·terns

[TA]
widening portions of the subarachnoid space within the cranium where the arachnoid bridges over a depression on the surface of the brain; also present in the spinal cord as the lumbar cistern.
Synonym(s): cisternae subarachnoideae [TA]