nervous system

noun

Definition of nervous system

: the bodily system that in vertebrates is made up of the brain and spinal cord, nerves, ganglia, and parts of the receptor organs and that receives and interprets stimuli and transmits impulses to the effector organs — see autonomic nervous system, central nervous system, peripheral nervous system

Examples of nervous system in a Sentence

Recent Examples on the Web

This formula contains herbs (chamomile, tulsi, skullcap, and milky oats) which may help to strengthen the nervous system by easing these highs and lows. Laura Regensdorf, Vogue, "Meet the Eckhaus Latta–Approved Herbalist With a Prescription for Balanced Skin and Less Stress," 4 Jan. 2019 University of Cincinnati biology professor Bruce Jayne tells Leahy that a snake’s nervous system can respond to stimulus without needing the brain to send a signal. Meilan Solly, Smithsonian, "Why Rattlesnakes Are Just as Dangerous Dead or Alive," 8 June 2018 Deer across North America are dying from a mysterious disease that gradually destroys the animal’s nervous system. Fiza Pirani, ajc, "Scientists worry brain-wasting ‘zombie deer’ disease could spread to humans," 25 May 2018 Privately held Escient is looking for treatments for diseases in which the nervous system provokes an immune or inflammatory response. Bradley J. Fikes, sandiegouniontribune.com, "San Diego biotech startup Escient raises $40 million," 9 May 2018 Cajal’s drawing of the nervous system of an insect, 1915. Frank Wilczek, WSJ, "Drawings That Capture the Brain’s Mysteries," 21 Nov. 2018 The mildest cases of Lyme cause a circular rash, while serious infections can affect the heart or nervous system, sometimes causing death in vulnerable patients. Jennifer Walter, Milwaukee Journal Sentinel, "The Tick App offers resources to identify, remove ticks as part of Lyme disease study," 3 July 2018 Getting a better understanding of the connections within their nervous system could allow for breakthroughs on human systems. David Grossman, Popular Mechanics, "These Glowing Fruit Fly Heads Can Help Us Understand the Human Brain," 26 Nov. 2018 Cajal’s drawings reveal orderly structures of many kinds in different parts of human and animal nervous systems. Frank Wilczek, WSJ, "Drawings That Capture the Brain’s Mysteries," 21 Nov. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'nervous system.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of nervous system

1703, in the meaning defined above

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Last Updated

13 Feb 2019

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Time Traveler for nervous system

The first known use of nervous system was in 1703

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More Definitions for nervous system

nervous system

noun

English Language Learners Definition of nervous system

: the system of nerves in your body that sends messages for controlling movement and feeling between the brain and the other parts of the body

nervous system

noun

Kids Definition of nervous system

: a system of the body that in vertebrates includes the brain, spinal cord, nerves, and sense organs and receives, interprets, and responds to stimuli from inside and outside the body

nervous system

noun

Medical Definition of nervous system

: the bodily system that in vertebrates is made up of the brain and spinal cord, nerves, ganglia, and parts of the receptor organs and that receives and interprets stimuli and transmits impulses to the effector organs — see autonomic nervous system, central nervous system, peripheral nervous system

More from Merriam-Webster on nervous system

Britannica English: Translation of nervous system for Arabic Speakers

Britannica.com: Encyclopedia article about nervous system

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