am·a·ni·tin | \-ˈnī-tᵊn, -ˈnē- \

Definition of amanitin 

: a highly toxic peptide that is produced by the death cap and that selectively inhibits mammalian RNA polymerase

Examples of amanitin in a Sentence

Recent Examples on the Web

The mushroom contains toxins known as amanitin, which damage liver cells. Rachael Rettner Senior Writer, Fox News, "'Death cap' mushrooms sicken 14 in California," 6 June 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'amanitin.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of amanitin

1836, in the meaning defined above

History and Etymology for amanitin

amanita + -in

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Time Traveler for amanitin

The first known use of amanitin was in 1836

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More Definitions for amanitin


am·a·ni·tin | \-ˈnit-ᵊn, -ˈnēt- \

Medical Definition of amanitin 

: a highly toxic cyclic peptide produced by the death cap that selectively inhibits mammalian RNA polymerase

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