Found 2 items, similar to vitamin K1.
English → English (WordNet) Definition: vitamin K1 vitamin K1 n : a form of vitamin K [syn: phylloquinone, phytonadione]
English → English (gcide) Definition: vitamin K1 vitamin K1 \vitamin K1\ n. one of the two K vitamins, (C31H46O2). It is fat-soluble and occurs naturally as the trans isomer. Chemically it is 2-methyl-3-phytyl-1,4,-naphthoquinone. Syn: phylloquinone, phytonadione, antihemorrhagic vitamin.. [WordNet 1.5 +PJC]