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Definition of radium emanation in English: radium emanationnoun archaic term for radon Example sentencesExamples - By 1900, Friedrich Dorn discovered the isotope radon - 222 and called it radium emanation (Em).
- In 1921 Margaret Uhlig suggested that radium emanation, later known as Rn, may be the cause of the lung cancers.
Definition of radium emanation in US English: radium emanationnoun archaic term for radon Example sentencesExamples - By 1900, Friedrich Dorn discovered the isotope radon - 222 and called it radium emanation (Em).
- In 1921 Margaret Uhlig suggested that radium emanation, later known as Rn, may be the cause of the lung cancers.
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