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cream of tartar

noun
  1. a white, crystalline, water-soluble powder, C4H5KO6, used chiefly as an ingredient in baking powders and in galvanic tinning of metals.Also called potassium bitartrate, potassium acid tartrate.Compare tartar(def 3).
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Origin of cream of tartar

First recorded in 1655–65
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for cream of tartar

Historical Examples

  • Chloride of silver, two parts; cream-of-tartar, two parts; alum, one part.

    The Silversmith's Handbook

    George E. Gee

  • The cream-of-tartar tree, however, will interest a visitor more.

  • The pod of the cream-of-tartar is the shape of a cucumber and 10 to 12 inches long.

  • One cream-of-tartar tree seen close to the falls measured 22 feet in diameter.

  • Then from the kitchen, where she had gone to get a fresh supply of cream-of-tartar biscuit, came little Mrs. Tidditt.

    Fair Harbor

    Joseph Crosby Lincoln


British Dictionary definitions for cream of tartar

cream of tartar

noun
  1. another name for potassium hydrogen tartrate, esp when used in baking powders
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012