menadione

See also: ménadione

English

Chemical structure of menadione

Etymology

From me(thyl) +‎ na(phthalene) +‎ dione.

Pronunciation

• (Received Pronunciation) IPA^(key): /ˌmɛn.əˈdʌɪ.əʊn/
• (General American) IPA^(key): /ˌmɛn.əˈdaɪˌoʊn/

Noun

menadione (countable and uncountable, plural menadiones)

1. (pharmacology) A synthetic yellow compound C₁₁H₈O₂ with the biological activity of natural vitamin K menaquinone, used to treat hemorrhage.

Derived terms

• menadione sodium bisulfite

References

• “menadione”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
• “menadione”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.