Meaning of potash

pot•ash

Pronunciation: (pot'ash"), [key]
— n.
  1. potassium carbonate, esp. the crude impure form obtained from wood ashes.
  2. potassium hydroxide.
  3. the oxide of potassium, KO.
  4. potassium, as carbonate of potash.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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