thiosulfuric acid


noun Chemistry.

an acid, H2S2O3, that may be regarded as sulfuric acid with one oxygen atom replaced by sulfur.

Origin of thiosulfuric acid

First recorded in 1870–75

Medical definitions for thiosulfuric acid

thiosulfuric acid
[ thī′ō-sŭl-fyurĭk ]

n.

An acid formed by replacement of an oxygen atom by a sulfur atom in sulfuric acid, known only in solution or by its salts and esters.