| 单词 | nicotinic acid |
| 释义 | nicotinic acid Biochem. a crystalline acid, C6H5NO2, 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 niacin, vitamin B3. [1885-90] |
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