menadione
名词 n.
英 /ˌmɛn.əˈdʌɪ.əʊn/
美 /ˌmɛn.əˈdaɪˌoʊn/
英文释义
名词 n.
- A synthetic yellow compound C₁₁H₈O₂ with the biological activity of natural vitamin K menaquinone, used to treat hemorrhage.
词形变化
词源
Etymology tree
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
From me(thyl) + na(phthalene) + dione.
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
From me(thyl) + na(phthalene) + dione.
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数据来源: Wiktionary