fluor-
(ˈfluːɔː(r))
used as comb. form of fluorine, before vowels. fluor-apatite, Min. (see quot.). fluorhydric acid [+ hydr-ogen) + -ic], Chem., hydrofluoric acid (HF).
| 1882 Dana Min. & Lithol. (ed. 4) 213 When chlorine is present in place of fluorine it is called chlor-apatite, and when the reverse fluor-apatite. 1864 Watts Dict. Chem. II. 669 Fluorhydric or Hydrofluoric acid. |