Definition of potash
1 : potassium carbonate especially from wood ashes
2 : potassium or a potassium compound especially as used in agriculture or industry
Recent Examples of potash from the Web
Nitrogen, phosphate (phosphorus) and potash (potassium) in that order are represented by the three numbers on a fertilizer's label (called the analysis), which indicates the percentage of those nutrients contained in the fertilizer.
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Origin and Etymology of potash
singular of pot ashes
First Known Use: 1668
POTASH Defined for English Language Learners
Definition of potash for English Language Learners
: a form of potassium that is used especially to improve soil or to make soap
POTASH Defined for Kids
Definition of potash for Students
: potassium or a compound of potassium
Seen and Heard
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