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View synonyms for potash
potash
[ pot-ash ]
noun
- potassium carbonate, especially the crude impure form obtained from wood ashes.
- potassium hydroxide.
- the oxide of potassium, K 2 O.
- potassium, as carbonate of potash.
potash
/ ˈpɒtˌæʃ /
noun
- another name for potassium carbonate, esp the form obtained by leaching wood ash
- another name for potassium hydroxide
- potassium chemically combined in certain compounds
chloride of potash
potash
/ pŏt′ăsh′ /
- Any of several chemical compounds that contain potassium, especially potassium carbonate (K 2 CO 3 ), which is a strongly alkaline material obtained from wood ashes and used in fertilizers.
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Word History and Origins
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Word History and Origins
Origin of potash1
C17 pot ashes, translation of obsolete Dutch potaschen; so called because originally obtained by evaporating the lye of wood ashes in pots
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Example Sentences
This I attribute to the potash being in a little more caustic condition than when recrystallised with iodine.
From Project Gutenberg
It dissolves in dilute potash, and on the addition of acetic acid is deposited in a pure state.
From Project Gutenberg
Eventually, however, both varieties become converted into clay, their magnesia and potash passing gradually into soluble forms.
From Project Gutenberg
All of them are particularly rich in potash, and contain but a small proportion of phosphoric acid.
From Project Gutenberg
In 1829 an English chemist discovered that matches on which had been placed chlorate of potash could be ignited by friction.
From Project Gutenberg
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