Wiktionary
n. (context chemistry English) any chloride containing three fluorine atoms in each molecule
WordNet
Wikipedia
Trifluorides are compounds having three fluorines per formula unit. Many metals form trifluorides, such as iron, the rare earth elements, and the metals in the aluminium and scandium columns of the periodic table. No trifluoride is soluble in water, but several are soluble in other solvents.
Usage examples of "trifluoride".
There are small deposits of such things as bromine trifluoride, but these have no great importance.
In it are dissolved varying quantities of metallic and non-metallic fluorides, such as boron trifluoride, sodium fluoride, etc.
He got the little bottle of boron trifluoride out of the dashboard and applied a few drops with an eyedropper to the elastomer line, just forward of the bowline knot that hitched it to an interior stanchion.
We hang from the wall and gaze into the utterly still pool of nitrogen trifluoride in the circles of our helmet lamps below us.
We are leaning out from a wall almost half a kilometer above a bridge about half a kilometer above a pool of cryogenic nitrogen trifluoride, talking about how the various things that hold our ropes to said wall may give way at any time.
It sometimes appears combined with fluorine in chlorine trifluoride.