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词汇 isomer
释义

isomer

noun
/ˈaɪsəmə(r)/
/ˈaɪsəmər/
  1. (chemistry化学) one of two or more compounds that have the same atoms, but in different arrangements异构体;同分异构体
  2. (physics物理) one of two or more nuclei that have the same atomic number, but different energy states同核异能素;同质异能素
  3. 词源mid 19th cent.: from Greek isomerēs ‘sharing equally’, from isos ‘equal’ + meros ‘a share’.
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