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francium
noun
fran·ci·um
ˈfran(t)-sē-əm
: a short-lived radioactive element of the alkali-metal group occurring naturally as a disintegration product of actinium and also produced artificially see Chemical Elements Table
Examples of francium in a Sentence
Recent Examples on the Web
France also appears twice on the periodic table in the form of francium and gallium (from Gaul) and its capital city, Paris, gets a mention (in the form of lutetium).
—
Mark Lorch, Discover Magazine, 9 June 2016
Perey, being French, decided to call it francium instead.
—
Neima Jahromi, The New Yorker, 27 Dec. 2019
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'francium.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
Etymology
New Latin, from France
First Known Use
1946, in the meaning defined above
Dictionary Entries Near francium
Cite this Entry
“Francium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/francium. Accessed 22 Aug. 2024.
Kids Definition
francium
noun
fran·ci·um
ˈfran(t)-sē-əm
: a radioactive element obtained artificially by the bombardment of thorium with protons see element
Medical Definition
francium
noun
fran·ci·um
ˈfran(t)-sē-əm
: a radioactive element of the alkali-metal group discovered as a disintegration product of actinium and obtained artificially by the bombardment of thorium with protons
—symbol Fr
see Chemical Elements Table
More from Merriam-Webster on francium
Britannica.com: Encyclopedia article about francium
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