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Definition of potash
potash
/ˈpɑːt.æʃ/
pot · ash
Plural:potashes
potash Lexical Profile
CEFR
C1
Grade
10
Tier
2
Usage
Rare
Syllables
2
potash Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
Any of various mined or manufactured salts that contain potassium in water-soluble form, especially potassium carbonate obtained originally by leaching wood ashes, widely used in agriculture as fertilizer and in making soap and glass.
Example
"Farmers applied potash to the fields in autumn to replenish the potassium levels in the soil before spring planting."
Synonyms
View all synonyms for potashWord Origin & Etymology
Borrowed in the mid-17th century from Early Modern Dutch potaschen, literally meaning 'pot ashes', referring to the traditional method of leaching wood ashes with water and evaporating the solution in large iron pots.
Cite this Entry
Wordmom. (2026). Definition of Potash. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/potash