Medical Dictionary


noun men·a·di·one \ˌmen-ə-ˈdī-ˌōn, -dī-ˈ\

Medical Definition of MENADIONE

:  a yellow crystalline compound C11H8O2 with the biological activity of natural vitamin K—called also vitamin K3
April 18, 2015
wimple Hear it
to veil, ripple, or meander
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears