English Reference

Word

CNS

Phoneticscns

Definition

n. Stands for Central Nervous System. The part of your body that includes the brain and the spinal cord, which controls how you move and feel.

n. Abbreviation for Central Nervous System. The primary part of the nervous system consisting of the brain and spinal cord, responsible for processing sensory information and coordinating bodily activity.

Examples

“The CNS controls most functions of the body and mind.”

“Doctors performed several tests to see if the virus had reached the patient's CNS.”

“The blood-brain barrier serves as a highly selective semipermeable border that protects the CNS from circulating toxins while allowing the passage of essential nutrients.”

Examples

simple

“The CNS controls most functions of the body and mind.”

contextual

“Doctors performed several tests to see if the virus had reached the patient's CNS.”

complex

“The blood-brain barrier serves as a highly selective semipermeable border that protects the CNS from circulating toxins while allowing the passage of essential nutrients.”

Usage

Usually used with the definite article 'the'.

Real-World Examples

“That includes central nervous system (CNS) depression - which is "where the deaths come in," Speights said.”
BBC News · 25 Sept 2026

This entry

Level
C1 · Advanced
Frequency
Occasional
Updated

Scan code

englishreference.com/q/cns

English Reference