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exotoxin

[ek-soh-tok-sin]

noun

Biochemistry.
  1. a soluble toxin excreted by a microorganism.



exotoxin

/ ˌɛəʊˈɒɪ /

noun

  1. a toxin produced by a microorganism and secreted into the surrounding medium

“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
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Other Word Forms

  • exotoxic adjective
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Word History and Origins

Origin of exotoxin1

First recorded in 1915–20; exo- + toxin
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