menadione
[ men-uh-dahy-ohn ]
/ ˌmɛn əˈdaɪ oʊn /
noun Pharmacology.
a synthetic yellow crystalline powder, C11H8O2, insoluble in water, used as a vitamin K supplement.
Also called
vitamin K3.
Origin of menadione
Words nearby menadione
men-children,
menace,
menacme,
menad,
menadiol diacetate,
menadione,
menado,
menagerie,
menai strait,
menam,
menander
British Dictionary definitions for menadione
menadione
/ (ˌmɛnəˈdaɪəʊn) /
noun
a yellow crystalline compound used in fungicides and as an additive to animal feeds. Formula: C 11 H 8 O 2
Also: vitamin K 3
Word Origin for menadione
C20: from
me (
thyl) +
na (
phtha) +
di-
1 +
-one
Medical definitions for menadione
menadione
[ mĕn′ə-dī′ōn′ ]
n.
A synthetic vitamin K derivative occurring as a yellow crystalline powder and used as a vitamin K supplement.