BICARBONATE

bicarbonate, hydrogen carbonate

(noun) a salt of carbonic acid (containing the anion HCO3) in which one hydrogen atom has been replaced; an acid carbonate

Source: WordNet® 3.1

Etymology

Noun

bicarbonate (plural bicarbonates)

(chemistry) the univalent anion HCO₃^-; any salt of carbonic acid in which only one of the hydrogen atoms has been replaced. [from 1814]

sodium bicarbonate used as a mild antacid; bicarbonate of soda

Source: Wiktionary

Bi*car"bon*ate, n. Etym: [Pref. bi-+ carbonate.] (Chem.)

Definition: A carbonate in which but half the hydrogen of the acid is replaced by a positive element or radical, thus making the proportion of the acid to the positive or basic portion twice what it is in the normal carbonates; an acid carbonate; -- sometimes called supercarbonate.

Source: Webster’s Unabridged Dictionary 1913 Edition

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