menadione
men·a·di·one
noun \ˌme-nə-ˈdī-ˌōn, -dī-ˈ\Definition of MENADIONE
: a yellow crystalline compound C11H8O2 with the biological activity of natural vitamin K
Origin of MENADIONE
methyl + napthalene + di- + ketone
First Known Use: 1941
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