Science Dictionary
antitoxin   (ān'tē-tŏk'sĭn, ān'tī-)  Pronunciation Key 
  1. An antibody formed in response to and capable of neutralizing a specific toxin of biological origin. Compare toxin.

  2. An animal or human serum containing antitoxins, used to prevent or treat diseases caused by biological toxins, such as tetanus, botulism, and diphtheria.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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