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botulin

American  
[boch-uh-lin] / ˈbɒtʃ ə lɪn /

noun

  1. the toxin formed by botulinus and causing botulism.


botulin British  
/ ˈbɒtjʊlɪn /

noun

  1. a potent toxin produced by the bacterium Clostridium botulinum in imperfectly preserved food, etc, causing botulism

"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

Etymology

Origin of botulin

1885–90; < Latin botul ( us ) ( botulism ) + -in 2