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Noun: bisulfate  bI'súl,feyt
  1. A sulphate in which only 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
    - bisulphate [N. Amer]

Derived forms: bisulfates

Encyclopedia: Bisulfate