CNS

Pronunciation (US):

(GB):

 Dictionary entry overview: What does CNS mean? 

• CNS (noun)
  The noun CNS has 1 sense:

1. the portion of the vertebrate nervous system consisting of the brain and spinal cord

  Familiarity information: CNS used as a noun is very rare.

 Dictionary entry details 

• CNS (noun)

Sense 1

Meaning:

The portion of the vertebrate nervous system consisting of the brain and spinal cord

Classified under:

Nouns denoting body parts

Synonyms:

central nervous system; CNS; systema nervosum centrale

Hypernyms ("CNS" is a kind of...):

system (a group of physiologically or anatomically related organs or parts)

Meronyms (parts of "CNS"):

glia; neuroglia (sustentacular tissue that surrounds and supports neurons in the central nervous system; glial and neural cells together compose the tissue of the central nervous system)

brain; encephalon (that part of the central nervous system that includes all the higher nervous centers; enclosed within the skull; continuous with the spinal cord)

corticospinal tract; pyramidal motor system; pyramidal tract (any of the important motor nerves on each side of the central nervous system that run from the sensorimotor areas of the cortex through the brainstem to motor neurons of the cranial nerve nuclei and the ventral root of the spinal cord)

medulla spinalis; spinal cord (a major part of the central nervous system which conducts sensory and motor nerve impulses to and from the brain; a long tubelike structure extending from the base of the brain through the vertebral canal to the upper lumbar region)

Meronyms (substance of "CNS"):

substantia alba; white matter (whitish nervous tissue of the CNS consisting of neurons and their myelin sheaths)

Holonyms ("CNS" is a part of...):

nervous system; systema nervosum (the sensory and control apparatus consisting of a network of nerve cells)

 Context examples 

CNS depressive effects associated with this drug class include mild sedation, hypnosis, anesthesia, and coma as well as a decrease in seizure activity.

(Barbiturate, NCI Thesaurus)

It belongs to the family of drugs called central nervous system (CNS) depressants.

(Barbiturate, NCI Dictionary)

This enhances postsynaptic responses to the inhibitory actions of GABA and causes CNS depression.

(Belladonna/Phenobarbital, NCI Thesaurus)

Exposure to this substance irritates skin and mucous membranes, and can affect the gastrointestinal tract, CNS, cardiovascular system, liver, kidneys and blood.

(Arsenic Compound, NCI Thesaurus)

Crossing the blood brain barrier, aprepitant binds selectively to the human substance P/neurokinin 1 receptor in the central nervous system (CNS), thereby inhibiting receptor binding of endogenous substance P and substance P-induced emesis.

(Aprepitant, NCI Thesaurus)

The R-enantiomer of the racemic synthetic agent modafinil with central nervous system (CNS) stimulant and wakefulness-promoting activities.

(Armodafinil, NCI Thesaurus)

The study also demonstrates that adult regenerated central nervous system (CNS) axons are capable of navigating to correct targets in the brain.

(Visual activity regenerates neural connections between eye and brain, NIH)

Methadone mimics the actions of endogenous peptides at CNS opioid receptors, primarily on the mu-receptor and has actions similar to those of morphine and morphine-like agents.

(Methadone, NCI Thesaurus)

Both Brain and Spinal Cord neurons are CNS neurons.

(Mouse Spinal Cord Neuron, NCI Thesaurus/MMHCC)

Neuroglial CNS cells of ectodermal origin characterized by fibrous, protoplasmic, or plasmatofibrous processes.

(Murine Astrocytes, NIH CRISP Thesaurus)