fluorine
/ˈfloɹˌin
fluorine
English
Noun
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Definition
The chemical element (symbol F) with an atomic number of 9. It is the lightest of the halogens, a pale yellow-green, highly reactive gas that attacks all metals.
Etymology
From Latin fluor (“flow”) + -ine. Coined by British chemist Humphry Davy in 1813.
Example Sentences
- "an octahedron of fluorines"
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