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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
The company, based in New York City, is developing therapies for diseases of the central nervous system.
—John Dorfman, Forbes, 13 Jan. 2025
The wave of prions slowly accumulates, spreading through the spleen and the lymph nodes and through the peripheral nervous system into the central nervous system.
—Sophie Hartley, Scientific American, 10 Jan. 2025
Folic Acid Prevents Neural Tube Defects Neural tube defects (NTDs) are congenital malformations (abnormal growth changes during fetal development) of the central nervous system.
—Melissa Nieves, Verywell Health, 8 Jan. 2025
The spine serves as the architectural cornerstone of the human body, providing biomechanical support and protecting the spinal cord—a critical component of the central nervous system responsible for transmitting neurological signals from the brain to the rest of the body.
—Richard Menger Md Mpa, Forbes, 1 Jan. 2025
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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 20 Jan. 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
Britannica.com: Encyclopedia article about central nervous system
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