hydroxocobalamin

noun
hy·​droxo·​co·​bal·​amin | \ hī-ˈdräk-(ˌ)sō-kō-ˈbal-ə-mən How to pronounce hydroxocobalamin (audio) \

Medical Definition of hydroxocobalamin

: a member C62H89CoN13O15P of the vitamin B12 group used in treating and preventing vitamin B12 deficiency