Word.ws English Dictionary

menadione

UK/ˌmɛn.əˈdʌɪ.əʊn/US/ˌmɛn.əˈdaɪˌoʊn/

menadione noun: a synthetic yellow compound C₁₁H₈O₂ with the biological activity of natural vitamin K menaquinone, used to treat hemorrhage.

menadione: a synthetic yellow compound C₁₁H₈O₂ with the biological activity of natural vitamin K menaquinone,...
Image: Хорев Сергей, Public domain, via Wikimedia Commons

Noun

menadione (countable and uncountable, plural menadiones)

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

Forms of menadione

pluralmenadiones

Origin of menadione

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

Words formed from menadione

Questions about menadione

What does menadione mean?
Menadione means a synthetic yellow compound C₁₁H₈O₂ with the biological activity of natural vitamin K menaquinone, used to treat hemorrhage.
What part of speech is menadione?
Menadione is a noun.
How do you pronounce menadione?
Menadione is pronounced /ˌmɛn.əˈdʌɪ.əʊn/ (UK).
What is the plural of menadione?
The plural of menadione is menadiones.

Words near menadione in the dictionary

  1. menacingness
  2. menacings
  3. menacme
  4. menad
  5. menadiol
  6. menadione
  7. menadiones
  8. menads
  9. Menae
  10. MENAFATF
  11. menage

Source and license

Adapted from Wiktionary: menadione (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “menadione.” Word.ws, https://word.ws/menadione. Based on Wiktionary, CC BY-SA 4.0.