'Bisulphate' definitions:

Definition of 'Bisulphate'

From: GCIDE

Bisulphate \Bi*sul"phate\, n. [Pref. bi- + sulphate.] (Chem.) A sulphate in which but half the hydrogen of the acid is replaced by a positive element or radical, thus making the proportion of the acid to the positive or basic portion twice what it is in the normal sulphates; an acid sulphate. [1913 Webster]