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单词 actinon
释义

Definition of actinon in English:

actinon

noun ˈaktɪnɒn

  • 1Chemistry and Physics. An isotope of the radioactive gas radon, of mass number 219, occurring in the actinium decay series.

  • 2Chemistry. Any of the chemical elements of the actinide series.

Origin

1920s. From actin- + -on.

Definition of actinon in US English:

actinon

nounˈaktɪnɒn

  • 1Chemistry and Physics. An isotope of the radioactive gas radon, of mass number 219, occurring in the actinium decay series.

  • 2Chemistry. Any of the chemical elements of the actinide series.

Origin

1920s. From actin- + -on.
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更新时间：2025/7/5 18:11:25