ethionine

noun

ethi·​o·​nine e-ˈthī-ə-ˌnēn How to pronounce ethionine (audio)
: an amino acid C6H13NO2S that is the ethyl homologue of methionine and is biologically antagonistic to methionine

Word History

First Known Use

1938, in the meaning defined above

Time Traveler
The first known use of ethionine was in 1938

Dictionary Entries Near ethionine

Cite this Entry

“Ethionine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ethionine. Accessed 6 Dec. 2022.

Medical Definition

ethionine

noun

ethi·​o·​nine e-ˈthī-ə-ˌnēn How to pronounce ethionine (audio)
: an amino acid C6H13NO2S that is the ethyl homologue of methionine and is biologically antagonistic to methionine
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