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3 definitions found

From: DICT.TW English-Chinese Medical Dictionary 英漢醫學字典

 nicotinic acid 名詞

From: Webster's Revised Unabridged Dictionary (1913)

 nic·o·tin·ic ac·id n. Chem. An organic acid (C6H5NO2), a carboxylated derivative of pyridine, obtained by the oxidation of nicotine; called also niacin and antipellagra vitamin, and vitamin B5.  Chemically it is 3-pyridinecarboxylic acid.
 Note: It is a cofactor in several enzymatic reactions, and is used to prevent a pellagra-like disease in dogs. --[MI11]
 Syn: -- 3-pyridinecarboxylic acid, niacin, antipellagra vitamin.
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From: WordNet (r) 2.0

 nicotinic acid
      n : a B vitamin essential for the normal function of the nervous
          system and the gastrointestinal tract [syn: niacin]