aflatoxin

noun

af·​la·​tox·​in ˌa-flə-ˈtäk-sən How to pronounce aflatoxin (audio)
: any of several carcinogenic mycotoxins that are produced especially in stored agricultural crops (such as peanuts) by molds (such as Aspergillus flavus)

Examples of aflatoxin in a Sentence

Recent Examples on the Web
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As well, the fungal toxin aflatoxin continues to harm the domestic peanut supply. Christine Ro, Forbes.com, 15 Apr. 2025 Another concern is aflatoxins, toxins from certain fungi that can grow on peanuts, tree nuts, and other crops like corn. Johna Burdeos, Health, 7 Jan. 2025 Chlorophyll also protects against aflatoxins, the poisons present in mold. Maria Berentzen, Vogue, 11 Sep. 2024 Peanuts can be contaminated by Aspergillus flavus, a fungus that produces the toxin aflatoxin. Johna Burdeos, Health, 5 Aug. 2024 See All Example Sentences for aflatoxin

Word History

Etymology

afla-, from initial letters of New Latin Aspergillus flavus, species of mold + toxin

First Known Use

1962, in the meaning defined above

Time Traveler
The first known use of aflatoxin was in 1962

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Cite this Entry

“Aflatoxin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/aflatoxin. Accessed 24 Apr. 2025.

Medical Definition

aflatoxin

noun
af·​la·​tox·​in ˌaf-lə-ˈtäk-sən How to pronounce aflatoxin (audio)
: any of several carcinogenic mycotoxins that are produced especially in stored agricultural crops (as peanuts) by molds (as Aspergillus flavus)

More from Merriam-Webster on aflatoxin

Last Updated: - Updated example sentences
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