• synonyms


See more synonyms for toxoid on Thesaurus.com
  1. a toxin rendered nontoxic by treatment with chemical agents or by physical means and used for administration into the body in order to produce specific immunity by stimulating the production of antibodies.
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Origin of toxoid

First recorded in 1890–95; tox(in) + -oid
Also called anatoxin.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for toxoid

venom, germ, virus, toxin, contamination, bacteria, infection, adulteration, cancer, contagion, malignancy, bane, blight, miasma, toxicant, corruption, toxoid, venin

Examples from the Web for toxoid

Historical Examples of toxoid

  • A toxin which has lost its poisonous property, its toxophore group, is spoken of as a toxoid.

    The Fundamentals of Bacteriology

    Charles Bradfield Morrey

British Dictionary definitions for toxoid


  1. a toxin that has been treated to reduce its toxicity and is used in immunization to stimulate production of antitoxins
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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

toxoid in Medicine


  1. A substance that has been treated to destroy its toxic properties but that retains the capacity to stimulate production of antitoxins, used in immunization.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

toxoid in Science


  1. A substance that is normally toxic but has been treated to destroy its toxic properties without eliminating its capacity to stimulate the production of antitoxins by the immune system.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.