carbonic acid


Definition of carbonic acid

: a weak dibasic acid H2CO3 known only in solution that reacts with bases to form carbonates

Examples of carbonic acid in a Sentence

Recent Examples on the Web The chemical reaction from combining water, citric acid, and baking soda creates carbonic acid (H2CO3), which quickly decomposes into more water (H2O) and carbon dioxide (CO2). John Kennedy, Popular Science, "Go full-on mad scientist by making your own Halloween candy," 3 Nov. 2020 Roots wrestled into the dirt, altering its chemistry and shuttling carbonic acid toward the sea. Katherine J. Wu, Smithsonian, "The World’s Oldest Forest Has 385-Million-Year-Old Tree Roots," 20 Dec. 2019 They had been exposed to carbonic acid, a byproduct of the battery production process that causes respiratory issues and skin and eye irritation. USA Today, "Worker injuries, 911 calls, housing crisis: Recruiting Tesla exacts a price," 12 Nov. 2019 The carbon dioxide that makes water bubbly turns into carbonic acid in the mouth and can be detrimental to your teeth's health. Kendall Trammell, CNN, "Can I get a hangover from White Claw? Asking for a friend," 7 Sep. 2019 That's because the carbon dioxide that turns water bubbly turns into carbonic acid in the mouth, which can be detrimental to the health of your teeth. Sandee Lamotte, CNN, "Want to live longer? You may want to ditch these drinks," 3 Sep. 2019 Carbon dioxide dissolved in water winds up forming carbonic acid. Chase Purdy, Quartz, "Warming oceans might actually be good news for the original sea monster," 15 June 2019 The Duna crew also cranks up the pressure on their keg system to carbonate this soda hard, which brings the persistent low hum of carbonic acid to the party. Ali Bouzari, San Francisco Chronicle, "Housemade: The silent science behind three signature dishes at Duna," 12 Apr. 2018 According to Google's Doodle Blog, the geochemist is best known for the eponymous Saruhashi's Table, a methodology for correctly measuring the concentration of carbonic acid in water using pH level, chlorinity, and temperature. Madeline Buxton,, "Today's Google Doodle Honors Pioneering Japanese Scientist Katsuko Saruhashi," 22 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'carbonic acid.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of carbonic acid

1867, in the meaning defined above

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Time Traveler for carbonic acid

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The first known use of carbonic acid was in 1867

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Cite this Entry

“Carbonic acid.” Dictionary, Merriam-Webster, Accessed 18 Apr. 2021.

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More Definitions for carbonic acid

carbonic acid


Medical Definition of carbonic acid

: a weak dibasic acid H2CO3 known only in solution that reacts with bases to form carbonates

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