(inorganic chemistry) sulfuric acid / (inorganic chemistry) The anion HSO₄⁻ or any salt containing this anion

(inorganic chemistry, chiefly Britain) Alternative spelling of hydrogen sulfide

(inorganic chemistry) A toxic gas, H₂S, smelling like rotten eggs and used in analytical chemistry and industry.

(biochemistry) A unit comprising two or more iron atoms and bridging sulfur ligands in an iron-sulfur protein.

(Britain) Alternative spelling of iron-sulfur cluster

(biochemistry) any protein in which iron is coordinated with cysteine sulfur and sometimes also with inorganic sulfur; they have electron transfer and enzymatic function

(Britain) Alternative spelling of iron-sulfur protein

(chemistry) Any compound having the general formula R₃P=S <=> R₃P⁺S⁻.

Alternative spelling of lithium sulfate

(chemistry) the lithium salt of sulfuric acid, Li₂SO₄; used in the treatment of manic depression etc