Word of the Day ·

F4L1U1O1R1I1N1E1

fluorine

US/ˈflʊ(ə)ɹˌinUS-ɪn/US/ˈfloɹˌin

noun

What it means

  1. uncountablechemistryThe 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.

    an octahedron of fluorines

    1. countablechemistryAn atom of this element.

In a sentence

an octahedron of fluorines

Where it comes from

  1. Proto-Indo-European*bʰel-
  2. Proto-Indo-European*bʰlewH-
  3. Proto-Indo-European*bʰluH-yé-ti?
  4. Latinfluō
  5. Latinfluor
  6. Englishfluorine

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

Full entry for fluorine →

Subscribe with RSS.