ionium

noun

io·ni·um | \ ī-ˈō-nē-əm

How to pronounce ionium (audio)

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Definition of ionium

: a natural radioactive isotope of thorium having a mass number of 230

Examples of ionium in a Sentence

Recent Examples on the Web Rona set to work isolating a potential new element called ionium. — New York Times, "Overlooked No More: Elizabeth Rona, Pioneering Scientist Amid Dangers of War," 28 Aug. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ionium.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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Dictionary Entries near ionium

ionization chamber

ionization current

Statistics for ionium

Cite this Entry

“Ionium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ionium. Accessed 5 Mar. 2021.

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More Definitions for ionium

ionium

noun

io·ni·um | \ ī-ˈō-nē-əm

\

Medical Definition of ionium

: a natural radioactive isotope of thorium having a mass number of 230

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