toxin-antitoxin

[ tok-sin-an-ti-tok-sin, -an-tee-, -an-ti-tok-sin, -an-tee- ]

nounImmunology.
  1. a mixture of toxin and antitoxin, formerly used to induce active immunity against certain diseases, especially diphtheria.

Origin of toxin-antitoxin

1
First recorded in 1900–05

Words Nearby toxin-antitoxin

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for toxin-antitoxin

toxin-antitoxin

noun
  1. a mixture of a specific toxin and antitoxin. The diphtheria toxin-antitoxin was formerly used in the US for active immunization

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