Bicarbonate
WordNet
noun
(1) A salt of carbonic acid (containing the anion HCO3) in which one hydrogen atom has been replaced; an acid carbonate
WiktionaryText
Noun
- the univalent anion HCO3; any salt of carbonic acid in which only one of the hydrogen atoms has been replaced
- sodium bicarbonate used as a mild antacid; bicarbonate of soda