central nervous system

noun

: the part of the nervous system which in vertebrates consists of the brain and spinal cord, to which sensory impulses are transmitted and from which motor impulses pass out, and which coordinates the activity of the entire nervous system compare peripheral nervous system

Examples of central nervous system 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.
Rabies impacts the central nervous system and can be deadly for both humans and animals without the correct treatment. Marina Johnson, The Courier-Journal, 11 July 2025 One reason is how humans process touch, which can stimulate the central nervous system. Rustin Dodd, New York Times, 11 July 2025 It is transmitted by bites from bats to humans, causing a potentially fatal illness that affects the central nervous system, according to NSW Health. Escher Walcott, People.com, 2 July 2025 Multiple sclerosis is a crippling disease that attacks the central nervous system, the part of our bodies responsible for our mobility, our speech, and our vision. Lisa Pratta june 12, Literary Hub, 12 June 2025 See All Example Sentences for central nervous system

Word History

First Known Use

1826, in the meaning defined above

Time Traveler
The first known use of central nervous system was in 1826

Browse Nearby Words

Cite this Entry

“Central nervous system.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/central%20nervous%20system. Accessed 29 Jul. 2025.

Kids Definition

central nervous system

noun
: the part of the nervous system that in vertebrates consists of the brain and spinal cord

Medical Definition

central nervous system

noun
: the part of the nervous system which in vertebrates consists of the brain and spinal cord, to which sensory impulses are transmitted and from which motor impulses pass out, and which supervises and coordinates the activity of the entire nervous system compare autonomic nervous system, peripheral nervous system

More from Merriam-Webster on central nervous system

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!