Definitions

nervous system

[nur-vuhs sis-tuhm] / ˈnɜr vəs ˌsɪs təm /

NOUN

central nervous system

Synonyms

WEAK

nerve system nerves neurology peripheral nervous system sense organs sensorium sensory apparatus

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Platts said while most people associate radiation with cancer risk, it also can impact the central nervous system and blood circulation.

From Barron's • Apr. 10, 2026

"Seeing both central nervous system changes in brain scans and systemic changes in blood chemistry underscores that these mind-body practices are acting on a whole-body scale."

From Science Daily • Apr. 7, 2026

But the enteric nervous system, which governs gut motility through a dense network of neurons that neuroscientists sometimes call the “second brain,” is not built to sustain that kind of chronic, pharmacological override.

From Slate • Mar. 22, 2026

The trauma meant her nervous system was in a "fight or flight" state.

From BBC • Mar. 22, 2026

“My entire nervous system is on the brink of revolt against me for subjecting it to such trauma. Ignore me if I suddenly go into a state of shock.”

From "A Confederacy of Dunces" by John Kennedy Toole