fluorine

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English[edit]

Chemical element
F
Previous: oxygen (O)
Next: neon (Ne)

Etymology[edit]

From Latin fluor (flow) +‎ -ine. Coined by British chemist Humphry Davy in 1813.

Pronunciation[edit]

  • enPR: flo͝or'ēn, IPA(key): /ˈflʊəɹiːn/; enPR: flôr'ēn, IPA(key): /ˈflɔːɹiːn/
  • (file)

Noun[edit]

fluorine (countable and uncountable, plural fluorines)

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Wikipedia
  1. (uncountable) 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.
    Hypernym: halogen
  2. (chemistry, countable) A single atom of this element.
    an octahedron of fluorines

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