SINCE 1828
ergothioneine
noun
er·go·thi·o·ne·ine
| \ ˌər-gō-ˌthī-ˈō-nē-ˌēn
, -ˈän-ē-
\
, -ˈän-ē-
\
Medical Definition of ergothioneine
: a crystalline betaine C9H15N3O2S that is found especially in ergot and blood
— called also thioneine
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Merriam-Webster unabridged
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