English Explanatory Dictionary

phytomenadione

English dictionary entry

Meanings

noun
  1. A yellow oily naphthoquinone C₃₁H₄₆O₂ that is obtained especially from alfalfa, cabbage, spinach, and other leafy green vegetables or made synthetically and that has a fast, potent, and prolonged biological effect. It is essential for the blood-clotting process, effective orally, and useful especially in treating hypoprothrombinemia induced by anticoagulant drugs (trademark Mephyton).

Pronunciation

/ˌfaɪ.toʊˌmɛn.əˈdaɪˌoʊn/

Word forms

phytomenadione phytonadione

Etymology

From phyt(ene) + -o- + menadione.

Synonyms

phylloquinone vitamin K1
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