from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any polybasic acid
  • adj. polybasic

from the GNU version of the Collaborative International Dictionary of English

  • adj. Capable of neutralizing, or of combining with, several molecules of a monobasic acid; having more than one hydrogen atom capable of being replaced by acid radicals; -- said of certain bases.

from The Century Dictionary and Cyclopedia

  • In chem., of a base, equivalent in combining capacity to an acid radical of valence greater than unity.


From poly- +‎ acid (Wiktionary)


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