Hypertext Webster Gateway: "sulpharsenic"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Sulpharsenic \Sulph`ar*sen"ic\, a. [Sulpho- + arsenic.] (Chem.)
Of, pertaining to, or designating, a hypothetical sulphacid
(called also thioarsenic acid) analogous to arsenic acid, and
known only in its salts.
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