a salt of a polybasic acid that is only partially neutralized by a base; a salt that is also an acid.
The resulting crystals (metantimoniate of potassa), by solution in pure water, are resolved into free potassa and the acid salt.
Cooley’s Practical Receipts, Volume II Arnold Cooley
Then with your finger rub on the acid salt till the stain disappears.
Directions for Cookery, in its Various Branches Eliza Leslie
The modern method of deliming hides intended for sole leather is to use a weak solution of acid, or an acid salt.
Leather K. J. Adcock
(chem) a salt formed by partial replacement of the acidic hydrogen atoms of the parent acid
- Acid soil
a soil of acid reaction or having a predominance of hydrogen ions, tasting sour in solution. Historical Examples The manure and fertilizer were nearly inactive in the acid soil. Crops and Methods for Soil Improvement Alva Agee Persian walnut, I believe, when on its own roots, is more or less allergic to acid soil. Northern […]
- Acid stain
acid stain acid stain n. See acid dye. Historical Examples Yesterday I saw a horrid creature; her face blotched with red by acid stain or by a birth mark. The Bacillus of Beauty Harriet Stark
- Acid test
a severe and conclusive test to establish quality, genuineness, worth, etc. Contemporary Examples The debt ceiling vote will be something close to an acid test that this budget deal represents a cease fire in the budget wars. Republicans Compromise on the Budget, but Don’t Expect Them To Compromise on the Debt Ceiling Eleanor Clift December […]
- Acid sulfate
acid sulfate acid sulfate n. See bisulfate.