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. [ 1913 Webster ]

n. (Chem.) A salt of sulphamic acid. [ 1913 Webster ]

a. (Chem.) Of or pertaining to a sulphamide; derived from, or related to, a sulphamide; specifically, designating an amido acid derivative, NH2.SO2.OH, of sulphuric acid (analogous to sulphonic acid) which is not known in the free state, but is known in its salts. [ 1913 Webster ]

n. (Chem.) Any one of a series of amido compounds obtained by treating sulphuryl chloride with various amines. [ 1913 Webster ]

a. [ From sulphuric + anilene. ] (Chem.) Of, pertaining to, or designating, an anilene sulphonic acid which is obtained as a white crystalline substance. [ 1913 Webster ]

n. (Chem.) A salt of sulphantimonic acid. [ 1913 Webster ]

a. [ Sulpho- + antimonic. ] (Chem.) Of, pertaining to, or designating, a hypothetical sulphacid of antimony (called also thioantimonic acid) analogous to sulpharsenic acid. [ 1913 Webster ]

a. (Chem.) Of, pertaining to, or designating, a hypothetical sulphacid of antimony (called also thioantimonious acid) analogous to sulpharsenious acid. [ 1913 Webster ]

n. (Chem.) A salt of sulphantimonious acid. [ 1913 Webster ]

n. (Chem.) A salt of sulpharsenic acid. [ 1913 Webster ]