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A synthetic compound, C11H8O2, obtained by oxidation of 2-methylnaphthalene, that is converted in the body to vitamin K2 and is used as an additive in animal feed. Also called vitamin K3.
(Biochemistry) a yellow crystalline compound used in fungicides and as an additive to animal feeds. Formula: C11H8O2. Also: vitamin K3
[C20: from me(thyl) + na(phtha) + di-1 + -one]
men•a•di•one(ˌmɛn əˈdaɪ oʊn)
a synthetic yellow crystalline powder, C11H8O2, insoluble in water, used as a vitamin K supplement. Also called vitamin K 3.