Hypertext Webster Gateway: "Potash"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Potash \Pot"ash`\, n. [Pot + ash.] (Chem.)
(a) The hydroxide of potassium hydrate, a hard white brittle
substance, {KOH}, having strong caustic and alkaline
properties; -- hence called also {caustic potash}.
(b) The impure potassium carbonate obtained by leaching wood
ashes, either as a strong solution (lye), or as a white
crystalline (pearlash).
From WordNet (r) 1.7 (wn)
potash
n : a potassium compound often used in agriculture and industry
[syn: {caustic potash}, {potassium hydroxide}]
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