from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. The group C4H5O6 or a salt of tartaric acid containing it.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. hydrogen tartrate (univalent salt of tartaric acid)

from the GNU version of the Collaborative International Dictionary of English

  • n. A salt of tartaric acid in which the base replaces but half the acid hydrogen; an acid tartrate, as cream of tartar.

from The Century Dictionary and Cyclopedia

  • n. A tartrate which contains one hydrogen atom replaceable by a base.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. an acid tartrate; a hydrogen tartrate


bi- +‎ tartrate (Wiktionary)



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