脳のう脊せき髄ずい液えきのうせきずいえきMeanings1nouncerebrospinal fluidphysiologyPhysiological term for the clear fluid surrounding the brain and spinal cord.腰よう椎つい穿せん刺しで脳のう脊せき髄ずい液えきを採さい取しゅする。Cerebrospinal fluid is collected by lumbar puncture.