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node of Ranvier

[ rahn-vyey, rahn-vyey ]

noun

, Cell Biology.
  1. a gap occurring at regular intervals between segments of myelin sheath along a nerve axon.

node of Ranvier

/ ˈrɑːnvɪˌeɪ /

noun

  1. any of the gaps that occur at regular intervals along the length of the sheath of a myelinated nerve fibre, at which the axon is exposed

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Word History and Origins

Origin of node of Ranvier1

1880–85; after Louis-Antoine Ranvier (1835–1922), French histologist, who described it in 1878

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Word History and Origins

Origin of node of Ranvier1

C19: named after Louis-Antoine Ranvier (1835–1922), French histologist

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