'Hydrosulphurous' definitions:
Definition of 'Hydrosulphurous'
From: GCIDE
- Hydrosulphurous \Hy`dro*sul"phur*ous\, a. (Chem.) Pertaining to, or designating, an acid obtained by the reduction of sulphurous acid. See Hyposulphurous acid, under Hyposulphurous. [1913 Webster]