niacin

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n. 烟碱酸 [化] 烟酸

发音

其它 /ˈnaɪəsɪn/

释义与例句

n.
  1. 1.

    A water-soluble vitamin, a component of vitamin B complex, found in meat, yeast, and dairy products; it is essential to metabolism.

    烟酸

    不可数 化学 生物

词汇关系

名词

同义词 1

nicotinic acid

上位词 4

B B vitamin vitamin B vitamin B complex

词源

in 1942 derived from nicotinic + acid + vitamin, chosen to dissociate it from nicotine, to avoid the perception that vitamins or niacin-rich food contains nicotine, or that cigarettes contain vitamins.

来源：wiktionary