Definition of carbonic acid in English:

carbonic acid


  • [mass noun] A very weak acid formed in solution when carbon dioxide dissolves in water.

    • ‘This neutralizes carbonic acid and transports carbon dioxide in the blood.’
    • ‘Caverns throughout the world are formed by the action of atmospheric carbonic acid (water plus carbon dioxide) on limestone to form the more soluble calcium bicarbonate.’
    • ‘Initially, the ammonia and carbon dioxide reacts with water to form the weak electrolytes, ammonium hydroxide and carbonic acid.’
    • ‘Finally, if ammonium carbonate is placed in water, the weak base ammonium carbonate and weak acid carbonic acid are produced.’
    • ‘In limestone caves, the main source of this acidity is carbon dioxide dissolved to form weak carbonic acid in meteoric waters, although sulphuric acid may be important in thermal waters.’


carbonic acid

/kɑːˌbɒnɪk ˈasɪd/