nerve impulse


noun Physiology.

a progressive wave of electric and chemical activity along a nerve fiber that stimulates or inhibits the action of a muscle, gland, or other nerve cell.

Nearby words

  1. nerve fibre,
  2. nerve gas,
  3. nerve graft,
  4. nerve growth factor,
  5. nerve growth factor antiserum,
  6. nerve net,
  7. nerve of pterygoid canal,
  8. nerve of tensor muscle of soft palate,
  9. nerve of tensor tympani muscle,
  10. nerve plexus

Origin of nerve impulse

First recorded in 1895–1900 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for nerve impulse

British Dictionary definitions for nerve impulse

nerve impulse


the electrical wave transmitted along a nerve fibre, usually following stimulation of the nerve-cell bodySee also action potential
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for nerve impulse

nerve impulse


A wave of physical and chemical excitation that moves along a nerve fiber in response to a stimulus.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.