B-complex vitamin, n.
originally thought to be a single vitamin but now separated into several B vitamins
<noun.substance>
B B complex B vitamin B-complex vitamin vitamin B vitamin B complex
semantic pointers
hyponym
choline
inositol
pantothenic acid, pantothen
thiamin, vitamin B1, thiamine, aneurin, antiberiberi factor
vitamin B12, cobalamin, cyanocobalamin, antipernicious anemia factor
riboflavin, vitamin B2, vitamin G, lactoflavin, ovoflavin, hepatoflavin
vitamin B6, pyridoxine, pyridoxal, pyridoxamine, adermin
vitamin Bc, vitamin M, folate, folic acid, folacin, pteroylglutamic acid, pteroylmonoglutamic acid
niacin, nicotinic acid
biotin, vitamin H
hypernym