Neuraxis

//ˈnjʊəɹˌæksɪs// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Synonym of central nervous system. usually
  2. 2
    A subset of the central nervous system: i.e., the spinal cord, rhombencephalon, mesencephalon and diencephalon. sometimes

    "The picture revealed by spinal tap was one of an acute polyneuritis, but a polyneuritis of a most exceptional type: not like Guillian–Barré syndrome, with its overwhelming motor involvement, but a purely (or almost purely) sensory neuritis, affecting the sensory roots of spinal and cranial nerves throughout the neuraxis."

Synonyms

All synonyms
central nervous system

Example

More examples

"The picture revealed by spinal tap was one of an acute polyneuritis, but a polyneuritis of a most exceptional type: not like Guillian–Barré syndrome, with its overwhelming motor involvement, but a purely (or almost purely) sensory neuritis, affecting the sensory roots of spinal and cranial nerves throughout the neuraxis."

Etymology

From neur- + axis.

Related phrases

central nervous systemspinal cord

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.