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1 definition found
From The Collaborative International Dictionary of English v.0.48 :
Sulphurous \Sul"phur*ous\, a. [L. sulphurosus, sulfurosus: cf.
1. Of or pertaining to sulphur.
(a) Derived from, or containing, sulphur; specifically,
designating those compounds in which the element has a
lower valence as contrasted with the sulphuric
(b) Having the characteristic odor of sulphur dioxide, or
of hydrogen sulphide, or of other sulphur compounds.
(a) Sulphur dioxide. See under Sulphur. [Obs.]
(b) An acid, H2SO3, not known in the free state except
as a solution of sulphur dioxide in water, but forming
a well-known series of salts (the sulphites).
Sulphurous anhydride (Chem.), sulphur dioxide. See under
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