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.
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.