francium
/ˈfɹansɪəm//ˈfɹænsi.əm/
noun
- 1
The chemical element (symbol Fr) with an atomic number of 87. It is an intensely radioactive alkali metal that is not found in nature.
- 2
A single atom of this element.
Synonyms
Translate “francium” to another language
Click any language to open the translator with this word already filled in.