Word Study
[2x]
: Pâ Pæ Pè Pé Pœ P- P. P/ P< Pa Pb Pc Pd Pe Pf Ph Pi Pj Pk Pl Pm Pn Po Pp Pr Ps Pt Pu Pv Pw Px Py
Potash
CIDE DICTIONARY
Potash, n. [Pot + ash.].
The hydroxide of potassium hydrate, a hard white brittle substance, KOH , having strong caustic and alkaline properties; -- hence called also caustic potash . [1913 Webster]
OXFORD DICTIONARY
Potash, n. an alkaline potassium compound, usu. potassium carbonate or hydroxide.
Etymology
17th-c. pot-ashes f. Du. pot-asschen (as POT(1), ASH(1)): orig. obtained by leaching vegetable ashes and evaporating the solution in iron pots
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