Fluorine

Pronunciation: /ˈflʊˌriːn/

Fluorine (noun)

  1. A chemical element with symbol F, very reactive, found in compounds and used in making some industrial chemicals.
  2. The element in its pure form as a pale gas, dangerous because it reacts strongly with many materials.

Examples

  • Fluorine is written as F in chemical equations.
  • In the lab, we label the element as F.