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washing soda

sodium carbonate (def 2).
Origin of washing soda
1840-50 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for washing soda
  • Residents collected and pressed the minerals into blocks that were shipped by train to be sold as washing soda.
  • Use soap flakes and borax or washing soda and borax instead of detergent.
  • Large amounts are used in the non-ferrous metals industry and in the production of bicarbonate and washing soda.
British Dictionary definitions for washing soda

washing soda

the crystalline decahydrate of sodium carbonate, esp when used as a cleansing agent
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
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