Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A toxin produced by certain bacteria and released upon destruction of the bacterial cell.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any toxin secreted by a microorganism and released into the surrounding environment only when it dies.

from The Century Dictionary and Cyclopedia

  • n. A toxic substance set free during the process of bacteriolysis by means of immune sera against which the animal body does not appear to be capable of producing an antitoxin. These specific toxins are only liberated after or during the destruction of the microorganism.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a toxin that is confined inside the microorganisms and is released only when the microorganisms are broken down or die

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