nervous system

noun

: 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

For example, on-site specialists were slated to assess the flies' motor activity to detect any nervous system problems. —Leonard David, Space.com, 23 Sep. 2025

Advertisement By exercising these calming tools, Chris's nervous system was no longer on high alert. —Juli Fraga, Time, 23 Sep. 2025

By the halfway point of pregnancy, babies are becoming more active as their muscles and nervous systems develop. —Daniella Gray, MSNBC Newsweek, 20 Sep. 2025

Our brains are one part of an entire nervous system that weaves throughout our bodies. —Kevin Dickinson, Big Think, 19 Sep. 2025

Word History

First Known Use

1703, in the meaning defined above

Rhymes for nervous system

• cryptosystem
• ecosystem
• intersystem
• multisystem
• photosystem
• subsystem

Kids Definition

nervous system

noun

: the bodily system that receives stimuli, decides on their importance, and sends nerve impulses to the organs of action and that in vertebrates is made up of brain and spinal cord, nerves, ganglia, and parts of the receptor organs

Medical Definition

nervous system

noun

: 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