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