Meaning of nicotinic acid

nic'otin'ic ac'id

Pronunciation: [key]
— Biochem. Biochem.
  1. a crystalline acid, CHNO, that is a component of the vitamin-B complex, found in fresh meat, yeast, etc., produced by the oxidation of nicotine, and used in the prevention and treatment of pellagra. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.