node of Ran·vier
(rän′vyā, rän-vyā′, räN-)n. pl. nodes of Ranvier A constriction in the myelin sheath, occurring at varying intervals along the length of a nerve fiber.
[After Louis Antoine Ranvier (1835-1922), French histologist.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
node of Ranvier
(ˈrɑːnvɪˌeɪ) n (Anatomy) 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
[C19: named after Louis-Antoine Ranvier (1835–1922), French histologist]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
node′ of Ran•vier′
(rɑnˈvyeɪ, ˈrɑn vyeɪ)
n. a gap occurring at regular intervals between segments of myelin sheath along a nerve axon.
[after Louis-Antoine Ranvier (1835–1922), French histologist]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.