Tet`ra*thi*on"ic (?), a. [Tetra- +
thionic.] (Chem.) Of, pertaining to, or designating, a
thionic derivative, H2S4O6, of sulphuric
acid, obtained as a colorless, odorless liquid.
Tet`ra*thi*on"ic (?), a. [Tetra- +
thionic.] (Chem.) Of, pertaining to, or designating, a
thionic derivative, H2S4O6, of sulphuric
acid, obtained as a colorless, odorless liquid.