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单词 atomic radiation
释义

Definition of atomic radiation in English:

atomic radiation

noun
Physics
  • 1Electromagnetic radiation emitted by an atom as a result of its orbital electrons passing from a higher to a lower energy level.

  • 2Radiation emitted by the nucleus of an atom; = nuclear radiation.

Origin

Early 20th century; earliest use found in The Times.

Definition of atomic radiation in US English:

atomic radiation

noun
Physics
  • 1Electromagnetic radiation emitted by an atom as a result of its orbital electrons passing from a higher to a lower energy level.

  • 2Radiation emitted by the nucleus of an atom; = nuclear radiation.

Origin

Early 20th century; earliest use found in The Times.

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更新时间:2025/7/3 14:57:03