Ranvier's node


Also found in: Dictionary, Encyclopedia.

Ran·vier's node

(rän′vyāz, rän-vyāz′, räN-)
n.
A short interval in the myelin sheath of a nerve fiber, occurring between every two successive segments of the myelin sheath.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.