The American Heritage® Dictionary of the English Language, 4th Edition
n. 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.
n. Any of a family of mycotoxins, produces by molds of the Aspergillus genus, that can be toxic, carcinogenic, mutagenic or teratogenic; typically found as contaminants of animal food or peanuts.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a potent carcinogen from the fungus Aspergillus; can be produced and stored for use as a bioweapon
Word Usage
"Iraq also loaded a little-known fungal poison called aflatoxin, which may cause cancer, and it experimented with infectious viruses."