bisulphate Meaning, Definition & Usage

Bi*sul"phate noun
Etymology
Pref. bi- + sulphate.
Definitions
  1. (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.

Webster 1913