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1. (n.) potash
potassium carbonate, esp. the crude impure form obtained from wood ashes.
2. potash
potassium hydroxide.
3. potash
any of several potassium compounds, as the oxide of potassium, K
Etymology: (1615–25; back formation from pl. pot-ashes, trans. of early D potasschen)
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| Definition of 'Potash' |
Princeton's WordNet |
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1. (noun) potash, caustic potash, potassium hydroxide
a potassium compound often used in agriculture and industry
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| Definition of 'Potash' |
Webster Dictionary |
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1. (noun) Potash
the hydroxide of potassium hydrate, a hard white brittle substance, KOH, having strong caustic and alkaline properties; -- hence called also caustic potash
2. (noun) Potash
the impure potassium carbonate obtained by leaching wood ashes, either as a strong solution (lye), or as a white crystalline (pearlash)
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