pyrimidine

n. 嘧啶 [化] 嘧啶

发音

其它 /paɪˈɹɪ.mɪˌdiːn/

词形变化

pyrimidines 复数 pyrimidines

别名

pyramidine

释义与例句

n.
  1. 1.

    A diazine in which the two nitrogen atoms are in the meta- positions; it is the basis of three of the bases found in DNA and RNA: thymine, uracil and cytosine

    嘧啶

    化学

词汇关系

名词

上位词 3

base alkali organic compound

下位词 4

t c thymine cytosine

词源

Etymology tree German Pyrimidinbor. English pyrimidine First attested in 1885. From German Pyrimidin, from German Pyridin (“pyridine”), with the insertion of -mi- from amidine.

来源：wiktionary