[ af-luh-tok-sin ]
/ ˌæf ləˈtɒk sɪn /


any of various related mycotoxins produced by a species of Aspergillus, commonly A. flavus, found as a contaminant in moldy grains and meals, as in rice and peanut meal, and suspected of causing liver cancer in humans and other animals.

Nearby words

  1. afk,
  2. afl,
  3. afl-cio,
  4. aflame,
  5. aflatoxicosis,
  6. aflatoxins,
  7. afloat,
  8. aflush,
  9. aflutter,
  10. afm

Origin of aflatoxin

1960–65; A(spergillus) fla(vus) (species name; see aspergillus, flavo-) + toxin Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for aflatoxin


/ (ˌæfləˈtɒksɪn) /


a toxin produced by the fungus Aspergillus flavus growing on peanuts, maize, etc, causing liver disease (esp cancer) in man

Word Origin for aflatoxin

C20: from A (spergillus) fla (vus) + toxin

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

Medicine definitions for aflatoxin


[ ăf′lə-tŏksĭn ]


Any of a group of toxic compounds produced by certain molds, especially Aspergillus flavus, that contaminate stored food supplies such as animal feed and peanuts.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.