washing soda

American  

noun

1. sodium carbonate.

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washing soda British  

noun

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

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Etymology

Origin of washing soda

First recorded in 1840–50

Compare meaning

How does washing-soda compare to similar and commonly confused words? Explore the most common comparisons:

• washing soda vs. baking soda

Example Sentences

Also, Wang says, the washing soda used in stripping can combine with deposits in hard water to create additional residue on fabrics.

From Washington Post • Oct. 6, 2021

Charges that phosphates in detergents ultimately kill wildlife in streams and lakes have opened new opportunities for Arm & Hammer washing soda.

From Time Magazine Archive

Occasionally go over the rack with a rag wet with ammonia or washing soda solution.

From The Automobile Storage Battery Its Care And Repair by Witte, Otto A.

When the wood has dried, a good thing to do is to pour on the floor and grating several pails of water in which washing soda or ammonia has been dissolved.

From The Automobile Storage Battery Its Care And Repair by Witte, Otto A.

But she had put some washing soda in the pot, filled it with boiling water, and set it back on the stove to stew some of the “tannin” out of it.

From The Corner House Girls Under Canvas How they reached Pleasant Cove and what happened afterward by Hill, Grace Brooks