• (n.) A salt of sulphocyanic acid; -- also called thiocyanate, and formerly inaccurately sulphocyanide.
Sul`pho·cy'a·nate noun (Chemistry) A salt of sulphocyanic acid; -- also called thiocyanate , and formerly inaccurately sulphocyanide . Ferric sulphocyanate (Chemistry) , 
A sulphocyanate (sulphocyanide, thiocyanate) is a salt of thiocyanic acid and is usually obtained from gas-purification residues.