cerebrospinal fluid

American

noun

Physiology.

the fluid in the ventricles of the brain, between the arachnoid and pia mater, and surrounding the spinal cord.

cerebrospinal fluid British

noun

CSF. the clear colourless fluid in the spaces inside and around the spinal cord and brain

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

cerebrospinal fluid Scientific

/ sĕr′ə-brō-spī′nəl,sə-rē′brō- /

The clear fluid that fills the cavities of the brain and covers the surfaces of the brain and spinal cord. It lubricates the tissues and cushions them from shock and injury.

Etymology

Origin of cerebrospinal fluid

First recorded in 1895–1900

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

During those misses, the scientists observed a surge of cerebrospinal fluid through and out of the brain.

From The Wall Street Journal

One important function of sleep involves cerebrospinal fluid, which surrounds and cushions the brain.

From Science Daily

All the volunteers will have the current gold-standard tests for Alzheimer's which involve a specialised brain PET scan using a radioactive tracer, or a lumbar puncture to remove a sample of cerebrospinal fluid.

From BBC

She's holding a container of ice-cold, artificial cerebrospinal fluid, which mimics the liquid that bathes the brain and spinal cord.

From BBC

In healthy individuals, a network called the glymphatic system circulates cerebrospinal fluid through spaces around arteries into brain tissue.

From Science Daily

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023