Niacin meaning

nīə-sĭn
A white crystalline acid, C6 H5 NO2 , of the vitamin B complex that is found in meat, wheat germ, dairy products, and yeast and is used to treat and prevent pellagra.
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A white crystalline acid, C6 H5 NO2 , of the vitamin B complex that is found in meat, fish, legumes, and whole-grain foods and is used to treat and prevent pellagra.
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A water-soluble organic acid belonging to the vitamin B complex that is important in carbohydrate metabolism. It is a pyridine derivative and is a precursor of the coenzyme NAD. Niacin is found in liver, fish, and whole-grain foods. Deficiency of niacin in the diet causes pellagra . Also called nicotinic acid. Chemical formula: C6H5NO2.
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(biochemistry) A water-soluble vitamin, a component of vitamin B complex, found in meat, yeast, and dairy products; it is essential to metabolism.
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Origin of niacin

  • ni(cotinic) ac(id) –in

    From American Heritage Dictionary of the English Language, 5th Edition