noun
- A toxin that is secreted by microorganisms into the surrounding medium. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). exotoxin. Retrieved September 21, 2026, from http://smartdefine.org/exotoxin/definitions/1249417 |
| Chicago | WordNet. 2010. "exotoxin" http://smartdefine.org/exotoxin/definitions/1249417 (accessed September 21, 2026). |
| Harvard | WordNet 2010, exotoxin, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/exotoxin/definitions/1249417>. |
| MLA | WordNet. "exotoxin" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/exotoxin/definitions/1249417> |