node of Ranvier

US:USA pronunciation: respellingUSA pronunciation: respelling(rän vyā′, rän′vyā)


WordReference Random House Unabridged Dictionary of American English © 2026
node′ of Ran•vier′  (rän vyā′, rän′vyā),USA pronunciation [Cell Biol.]
  1. a gap occurring at regular intervals between segments of myelin sheath along a nerve axon.
  • after Louis-Antoine Ranvier (1835–1922), French histologist, who described it in 1878 1880–85


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