follow Dictionary.com

What does Boxing Day have to do with boxing?

exotoxin

[ek-soh-tok-sin] /ˌɛk soʊˈtɒk sɪn/
noun, Biochemistry
1.
a soluble toxin excreted by a microorganism.
Compare endotoxin.
Origin
1915-1920
1915-20; exo- + toxin
Related forms
exotoxic, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
British Dictionary definitions for exotoxin

exotoxin

/ˌɛksəʊˈtɒksɪn/
noun
1.
a toxin produced by a microorganism and secreted into the surrounding medium
Derived Forms
exotoxic, adjective
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
Cite This Source
exotoxin in Medicine

exotoxin ex·o·tox·in (ěk'sō-tŏk'sĭn)
n.
A toxin secreted by a microorganism and released into the environment in which it grows. Also called extracellular toxin.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
Encyclopedia Article for exotoxin

a poisonous substance secreted by certain bacteria. In their purest form they are the most potent poisons known and are the active agents in diphtheria, tetanus, and botulism. The term is now sometimes restricted to poisonous proteins that are antigenic-i.e., that stimulate the formation of antibodies-and formed by gram-positive bacteria. Compare endotoxin.

Learn more about exotoxin with a free trial on Britannica.com
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
Cite This Source

Word of the Day

Difficulty index for exotoxin

Few English speakers likely know this word

Word Value for exotoxin

22
23
Scrabble Words With Friends