hydrogen fluoride
noun
a colorless corrosive gas, HF, the anhydride of hydrofluoric acid, used chiefly as a catalyst and in the fluorination of hydrocarbons.
Origin of hydrogen fluoride
First recorded in 1905–10
Words nearby hydrogen fluoride
British Dictionary definitions for hydrogen fluoride
hydrogen fluoride
noun
a colourless poisonous corrosive gas or liquid made by reaction between calcium fluoride and sulphuric acid: used as a fluorinating agent and catalyst. Formula: HF
an aqueous solution of hydrogen fluoride; hydrofluoric acid
Scientific definitions for hydrogen fluoride
hydrogen fluoride
A corrosive compound that exists as a colorless, fuming liquid or a highly soluble gas. Hydrogen fluoride is used as a reagent, catalyst, and fluorinating agent, in the refining of uranium, and in making many fluorine compounds. An aqueous solution of hydrogen fluoride is called hydrofluoric acid. Chemical formula: HF.