cerebrospinal fluid

noun

: a colorless liquid that is comparable to serum, is secreted from the blood into the lateral ventricles of the brain, and serves chiefly to maintain uniform pressure within the brain and spinal cord

Examples of cerebrospinal fluid in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
At the same time, the contraction increased the volume of the perivascular spaces around the blood vessels, which were immediately filled with the cerebrospinal fluid. Ars Technica, 20 Jan. 2025 When the vessels clench after a pulse of norepinephrine, cerebrospinal fluid moves in to fill the gap. Bymitch Leslie, science.org, 8 Jan. 2025 Previous studies have detected this protein biomarker not only in cerebrospinal fluid but also circulating in the bloodstream. William A. Haseltine, Forbes, 25 Oct. 2024 And More—Had Homes Destroyed Along With Historic Landmarks The research also revealed intriguing changes in cerebrospinal fluid volumes. William A. Haseltine, Forbes, 10 Jan. 2025 See all Example Sentences for cerebrospinal fluid 

Word History

First Known Use

1828, in the meaning defined above

Time Traveler
The first known use of cerebrospinal fluid was in 1828

Dictionary Entries Near cerebrospinal fluid

Cite this Entry

“Cerebrospinal fluid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cerebrospinal%20fluid. Accessed 18 Feb. 2025.

Kids Definition

cerebrospinal fluid

noun
ce·​re·​bro·​spi·​nal fluid
sə-ˌrē-brō-ˌspīn-ᵊl-
: a colorless fluid that occupies the cavities of the brain and spinal cord and the space between these and the membranes surrounding them

Medical Definition

cerebrospinal fluid

noun
: a liquid that is comparable to serum but contains less dissolved material, that is secreted from the blood into the lateral ventricles of the brain by the choroid plexus, circulates through the ventricles to the spaces between the meninges about the brain and spinal cord, and is resorbed into the blood through the subarachnoid sinuses, and that serves chiefly to maintain uniform pressure within the brain and spinal cord

called also spinal fluid

compare lymph

More from Merriam-Webster on cerebrospinal fluid

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