vitamin b3

2 definitions found

vitamin b3 - Collaborative International Dictionary of English v.0.48 :

  niacinamide \niacinamide\ n.
     The amide of niacin (nicotinic acid), called also
     nicotinamide. It was at one time called vitamin B3, and
     can function to relieve nicotinic acid deficiency. Chemical
     formula C6H6N2O, chemically it is 3-pyridinecarboxamide.
  
     Syn: nicotinic acid amide, nicotinamide.
          [PJC]

  vitamin B3 \vitamin B3\ n.
     See nicotinamide.
  
     Syn: nicotinamide.
          [PJC]