phytomenadione

名词 n.
中文释义
美 /ˌfaɪ.toʊˌmɛn.əˈdaɪˌoʊn/

英文释义

名词 n.
  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). uncountable

词形变化

phytonadione alternative

词源

Etymology tree
English phyt(ene)
Ancient Greek -ο- (-o-)der.
Latin -o-bor.
English -o-
Proto-Indo-European *médʰu
Proto-Hellenic *métʰu
Ancient Greek μέθυ (méthu)
Proto-Indo-European *swel-der.?
Ancient Greek ῡ̔́λη (hū́lē)der.
German -yl
German Methylbor.
English me(thyl)
Akkadian napṭumbor.?
Old Persian *naftahbor.
Ancient Greek νάφθα (náphtha)bor.
Latin naphthabor.
English naphth(a)
Proto-Indo-European *h₂el-der.?
Proto-Italic *-ālis
Latin -ālisbor.
Old French -albor.
▲
Latin -ālis
Old French -elbor.
▲
Latin -ālisbor.
Middle English -al
English -al
French -ènebor.
English -ene
English na(phthalene)
Proto-Indo-European *dwóh₁
Proto-Indo-European *dwi-
Proto-Hellenic *dwi-
Ancient Greek δῐ- (dĭ-)bor.
Latin di-bor.
English di-
German Ketonbor.
English ketone
English -one
English dione
English menadione
English phytomenadione
From phyt(ene) + -o- + menadione.
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