node of Ranvier

noun phrase

node of Ran·vier -ˈräⁿ-vē-ˌā

: a small gap in the myelin sheath of a myelinated nerve fiber

Word History

Etymology

Louis A. Ranvier †1922 French histologist

First Known Use

1876, in the meaning defined above

Time Traveler

The first known use of node of Ranvier was in 1876

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node of Ranvier

nodiak

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Style

“Node of Ranvier.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/node%20of%20Ranvier. Accessed 18 Jul. 2025.

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Medical Definition

node of Ranvier

noun

node of Ran·vier -ˈrän-vē-ˌā

: a small gap in the myelin sheath of a myelinated axon

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node of Ranvier

noun phrase

Word History

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Medical Definition

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