'Thiosulphuric' definitions:

Definition of 'Thiosulphuric'

From: GCIDE

Thiosulphuric \Thi`o*sul*phur"ic\, a. [Thio- + sulphuric.] (Chem.) Of, pertaining to, or designating, an unstable acid, H2S2O3, analogous to sulphuric acid, and formerly called hyposulphurous acid. [1913 Webster]