vitamin K

Definitions of vitamin K
  1. noun
    a fat-soluble vitamin that helps in the clotting of blood
    synonyms: antihemorrhagic factor, naphthoquinone
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    types:
    phylloquinone, phytonadione, vitamin K1
    a form of vitamin K
    menadione, vitamin K3
    a form of vitamin K
    type of:
    fat-soluble vitamin
    any vitamin that is soluble in fats
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