from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The form of a salt of a particular base / acid combination that has the lowest proportion of base
  • n. A salt derived from a protoxide

from the GNU version of the Collaborative International Dictionary of English

  • n. A salt derived from a protoxide base.
  • n. a salt derived from a protoxide base or analogous compound.

from The Century Dictionary and Cyclopedia

  • n. In chem., that one of two or more compounds of the same metal with the same acid which contains relatively the least quantity of metal.


proto- +‎ salt (Wiktionary)



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