sodium bicarbonate

noun

: a white crystalline weakly alkaline salt NaHCO3 used especially in baking powders and fire extinguishers and in medicine as an antacid

called also baking soda, bicarbonate of soda

Examples of sodium bicarbonate in a Sentence

Recent Examples on the Web Beardsley asked his chemists to develop an effervescent tablet with aspirin (acetylsalicylic acid) and sodium bicarbonate as the main ingredients. Scott Lafee, San Diego Union-Tribune, 20 Feb. 2024 Baking soda — sodium bicarbonate — is a gentle yet effective choice for so many jobs around the house, according to Stewart. Madeline Holcombe, CNN, 4 Feb. 2024 The sodium bicarbonate neutralizes stomach acid, which can reduce heartburn symptoms. Allison Futterman, Discover Magazine, 1 Jan. 2024 Li says that the insoluble components of such rocks could be separated and buried for carbon sequestration, while the soluble potassium and sodium bicarbonates could be converted in their electrolyzer to metal-formate fuels. IEEE Spectrum, 7 Nov. 2023 It's made up of water and baking soda (sodium bicarbonate) or salt. Ashley Martens, Women's Health, 18 Aug. 2023 This can be achieved by carefully adding a base, such as sodium bicarbonate or potassium hydroxide, to neutralize any excess acidity present in the mixture. Amber Smith, Discover Magazine, 1 Aug. 2023 Instead, Triumph & Disaster employs sodium bicarbonate to fight bacteria and neutralize unwanted odors. Grooming Playbook, The Salt Lake Tribune, 30 Sep. 2022 The fizzy reaction in the tub is created by combining two ingredients: sodium bicarbonate (baking soda) and citric acid. Rachelle Doorley, Parents, 16 Aug. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'sodium bicarbonate.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1885, in the meaning defined above

Time Traveler
The first known use of sodium bicarbonate was in 1885

Dictionary Entries Near sodium bicarbonate

Cite this Entry

“Sodium bicarbonate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sodium%20bicarbonate. Accessed 19 Mar. 2024.

Kids Definition

sodium bicarbonate

noun
: a white weakly alkaline salt used especially in baking powders and fire extinguishers and in medicine as an antacid

called also baking soda, bicarbonate of soda

Medical Definition

sodium bicarbonate

noun
: a white crystalline weakly alkaline salt NaHCO3 used in baking powders and in medicine especially as an antacid

called also baking soda, bicarb, bicarbonate of soda, sodium acid carbonate

More from Merriam-Webster on sodium bicarbonate

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!