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
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Cannabinoids interact with the body’s endocannabinoid system, modulating pain signaling and inflammation: THC binds to CB1 receptors in the central nervous system, altering pain perception. Tribune Content Agency, The Mercury News, 5 Feb. 2025 Exploring the central nervous system's adaptation and psychological resilience. 2. Anastasia Stepanova, Space.com, 2 Feb. 2025 Unlike opioids, which work by latching onto receptor proteins on nerves in the central nervous system, suzetrigine works only in peripheral nerves—that is, those outside the brain and spinal cord. Ars Technica, 31 Jan. 2025 However, Acetaminophen only works in the central nervous system, while the NSAIDs work in the brain and all around the body. Dan Perry, Newsweek, 31 Jan. 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

Dictionary Entries Near central nervous system

Cite this Entry

“Central nervous system.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/central%20nervous%20system. Accessed 11 Feb. 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

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