Hypertext Webster Gateway: "Sulphacid"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Sulphacid \Sulph*ac"id\, n. [Sulpho- + acid.] (Chem.)
An acid in which, to a greater or less extent, sulphur plays
a part analogous to that of oxygen in an oxyacid; thus,
thiosulphuric and sulpharsenic acids are sulphacids; --
called also {sulphoacid}. See the Note under {Acid}, n., 2.
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