washing soda

noun

: a transparent crystalline hydrated sodium carbonate

Examples of washing soda in a Sentence

Recent Examples on the Web

Pour 1/4 cup of borax, 1/4 cup of washing soda, and 1 cup of powdered laundry detergent into the tub. — Betsy Cribb Watson, Southern Living, 12 July 2026

Utah State University Cooperative Extension publishes a similar version using two cups of grated soap, two cups of borax and two cups of washing soda, combined with two gallons of water. — Ryan Brennan may 13, Kansas City Star, 13 May 2026

Additionally, washing soda saponifies fat and alcohol prevents streaks. — Shagun Khare, The Spruce, 23 Feb. 2026

This powerful powder is made from natural ingredients such as baking soda, washing soda, and citric acid for a gentle yet effective clean. — Amber Smith, Discover Magazine, 22 Apr. 2023

Word History

First Known Use

1847, in the meaning defined above

Rhymes for washing soda

• amphipoda
• copepoda
• decapoda
• gastropoda
• isopoda
• nematoda
• coda
• oda
• toda
• ostracoda
• pagoda

Kids Definition

washing soda

noun

: a transparent crystalline sodium carbonate combined chemically with water

Medical Definition

washing soda

noun

: a transparent crystalline hydrated sodium carbonate

called also sal soda