potash
- Noun. the water-soluble part of the ash formed by burning plant material; used for making soap, glass and as a fertilizer.
- Noun. (chemistry) an impure form of potassium carbonate (K2CO3) mixed with other potassium salts.
- Noun. (context, chemistry) in the names of compounds of the form "... of potash", potassium (for example, "permanganate of potash" = potassium permanganate).
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This entry was last updated on RefTopia from its source on 3/20/2012.