2 definitions found
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Sulphurous \Sul"phur*ous\, a. [L. sulphurosus, sulfurosus: cf
F. sulfureux.]
1. Of or pertaining to sulphur.
2. (Chem.)
a Derived from or containing, sulphur; specifically,
designating those compounds in which the element has a
lower valence as contrasted with the sulphuric
compounds.
b Having the characteristic odor of sulphur dioxide, or
of hydrogen sulphide, or of other sulphur compounds.
{Sulphurous acid}.
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
{Sulphur}.
From WordNet r 1.6 [wn]:
sulphurous
adj 1: harsh or corrosive in tone; "an acerbic tone piercing
otherwise flowery prose"; "a barrage of acid
comments"; "her acrid remarks make her many enemies";
"bitter words"; "blistering criticism"; "caustic jokes
about political assassination, talk-show hosts and
medical ethics"; "a sulfurous denunciation" [syn: {acerb},
{acerbic}, {acid}, {acrid}, {bitter}, {blistering}, {caustic},
{sulfurous}, {venomous}, {virulent}, {vitriolic}]
2: characterized by oppressive heat and humidity; "the summer
was sultry and oppressive"; "the stifling atmosphere";
"the sulfurous atmosphere preceding a thunderstorm" [syn:
{sultry}, {stifling}, {sulfurous}]
more about sulphurous
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