Word Study
saleratus
WORDNET DICTIONARY
Noun saleratus has 1 sense
- saleratus(n = noun.substance) baking soda, bicarbonate of soda, sodium bicarbonate, sodium hydrogen carbonate - a white soluble compound (NaHCO3) used in effervescent drinks and in baking powders and as an antacid; Array is a kind of bicarbonate, hydrogen carbonate
CIDE DICTIONARY
saleratus, n. [NL. sal aëratus; -- so called because it is a source of fixed air (carbon dioxide). See Sal, and and Aërated.].
Aërated salt; a white crystalline substance having an alkaline taste and reaction, consisting of sodium bicarbonate (see under Sodium.) It is largely used in cooking, with sour milk (lactic acid) or cream of tartar as a substitute for yeast. It is also an ingredient of most baking powders, and is used in the preparation of effervescing drinks. [1913 Webster]
OXFORD DICTIONARY
saleratus, n. US an ingredient of baking powder consisting mainly of potassium or sodium bicarbonate.
Etymology
mod.L sal aeratus aerated salt
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