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menadione
[ men-uh-dahy-ohn ]
/ ˌmɛn əˈdaɪ oʊn /
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noun Pharmacology.
a synthetic yellow crystalline powder, C11H8O2, insoluble in water, used as a vitamin K supplement.
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Also called vitamin K3.
Origin of menadione
Words nearby menadione
men, menace, menacing, menacme, menad, menadione, Menado, ménage, ménage à trois, menagerie, Menai Strait
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
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 2Also: vitamin K 3
Word Origin for menadione
C20: from me (thyl) + na (phtha) + di- 1 + -one
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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