Found 2 items, similar to vitamin K3.
English → English (WordNet) Definition: vitamin K3 vitamin K3 n : a form of vitamin K [syn: menadione]
English → English (gcide) Definition: vitamin K3 vitamin K3 \vitamin K3\ n. menadione, (C11H8O2) being chemically 2-methyl-1,4,-naphthoquinone. Having no side chain in the 3 position, it cannot exert all functions of a true K vitamin and the designation as vitamin K3 has been discouraged --[MI11] Syn: vitaminK2(0); menaphthone. [WordNet 1.5]