Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A salt or ester of disulphuric acid or pyrosulphuric acid; a pyrosulphate.
  • n. An acid salt of sulphuric acid, having only one equivalent of base to two of the acid.

from the GNU version of the Collaborative International Dictionary of English

  • n. A salt of disulphuric or pyrosulphuric acid; a pyrosulphate.
  • n. An acid salt of sulphuric acid, having only one equivalent of base to two of the acid.

from The Century Dictionary and Cyclopedia

  • n. In chem., a sulphate containing a hydrogen atom replaceable by a basic element or radical; an acid sulphate.
  • n. A sulphate having the general formula R2S2O7; a salt of disulphuric acid: as, potassium disulphate, K2S2O7.

Etymologies

di- +‎ sulphate (Wiktionary)

Examples

  • The 'Peruvian Bark', or its active principle the disulphate of quina, is

    The Dog

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