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cytotoxin

American  
[sahy-tuh-tok-sin] / ˌsaɪ təˈtɒk sɪn /

noun

Immunology, Pharmacology.

  1. a substance that has a toxic effect on certain cells.

cytotoxin British  
/ ˌsaɪtəʊˈtɒksɪn /

noun

  1. any substance that is poisonous to living cells

"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

Other Word Forms

  • cytotoxic adjective

Etymology

Origin of cytotoxin

First recorded in 1900–05; cyto- + toxin

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.