The Collaborative International Dictionary
Sulphitic
Sulphite \Sul"phite\, n. [Cf. F. sulfite. See Sulphur.]
(Chem.) A salt of sulphurous acid; -- called also sulfite.
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A person who is spontaneous and original in his habits of thought and conversation. [Archaic Slang] -- Sul*phit"ic, a. [Slang]
A sulphite is a person who does his own thinking, he is a person who has surprises up his sleeve. He is explosive.
--Gelett Burgess.
Wiktionary
sulphitic
a. (alternative form of sulfitic English)