potash

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pot·ash

 (pŏt′ăsh′)
n.
3. Any of several compounds containing potassium, especially soluble compounds such as potassium oxide, potassium chloride, and various potassium sulfates, used chiefly in fertilizers.

[From sing. of obsolete pot ashes, an alkaline substance obtained by leaching wood ashes and evaporating the leachate in a pot.]

potash

(ˈpɒtˌæʃ)
n
1. (Elements & Compounds) another name for potassium carbonate, esp the form obtained by leaching wood ash
2. (Elements & Compounds) another name for potassium hydroxide
3. (Elements & Compounds) potassium chemically combined in certain compounds: chloride of potash.
[C17 pot ashes, translation of obsolete Dutch potaschen; so called because originally obtained by evaporating the lye of wood ashes in pots]

pot•ash

(ˈpɒtˌæʃ)

n.
1. potassium carbonate, esp. the crude impure form obtained from wood ashes.
2. potassium hydroxide.
3. any of several potassium compounds, as the oxide of potassium, K2O.
[1615–25; back formation from pl. pot-ashes, translation of early Dutch potasschen]

pot·ash

(pŏt′ăsh′)
Any of several chemical compounds that contain potassium, especially potassium carbonate (K2CO3), which is a strongly alkaline material obtained from wood ashes and used in fertilizers.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.potash - a potassium compound often used in agriculture and industrypotash - a potassium compound often used in agriculture and industry
hydrated oxide, hydroxide - a compound of an oxide with water
lye - a strong solution of sodium or potassium hydroxide
Translations

potash

[ˈpɒtæʃ] Npotasa f

potash

[ˈpɒtæʃ] npotasse f

potash

nPottasche f, → Kaliumkarbonat nt

potash

[ˈpɒtˌæʃ] npotassa
References in periodicals archive ?
Nick Boles, Minister of State for Skills and Equalities, and Will Goodhand, Conservative parliamentary candidate for Middlesbrough South and East Cleveland attended while businesses and organisations such as SABIC, Caterpillar, Shape Training, Learning Curve Skills, Tees Components and York Pot Ash offered advice to students interested in apprenticeships.
The only waste product is a bucket of pot ash at the end of each day.
The hazardous materials that were carried on the train are used in the production of cement, including sulfuric acid, boric acid and pot ash, Johnston said.