• synonyms


[noo r-oh-tok-sin, nyoo r-, noo r-oh-tok-, nyoo r-]
  1. a neurotoxic substance, as rattlesnake venom or the poison of a black widow spider.
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Origin of neurotoxin

First recorded in 1900–05; neuro- + toxin
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for neurotoxin

Historical Examples of neurotoxin

  • Some difficulty in breathing can occur, especially if large amounts of neurotoxin are present in the venom.

    Natural History of Cottonmouth Moccasin, Agkistrodon piscovorus (Reptilia)

    Ray D. Burkett

British Dictionary definitions for neurotoxin


  1. any of several natural substances that interfere with the electrical activities of nerves, thus preventing them from functioning
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Derived Formsneurotoxic, adjective
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

neurotoxin in Medicine


  1. neurolysin
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Related formsneu′ro•toxic adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.