phosphuret
/ˈfɒsfjʊrət/Chemistry. Now historical and rare
noun
A compound of phosphorus with hydrogen, a metal, or a radical; a phosphide.
Origin
Late 18th century. From post-classical Latin phosphoretum, either from phospho- + -oretum or perhaps from phosphorus + classical Latin -ētum (in e.g. acētum); altered to phosphuret after French phosphure.