cream of tartar

|

noun

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).

Origin of cream of tartar

First recorded in 1655–65
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for cream of tartar

British Dictionary definitions for cream of tartar

cream of tartar


noun

another name for potassium hydrogen tartrate, esp when used in baking powders
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