D defs.my
Entry 1 sense Webster, 1913

Potash

/pät'-ăshˌ/ · Pot·ash · IPA /ˈpɑt.æʃ/
01 n. The hydroxide of potassium hydrate, a hard white brittle substance, KOH, having strong caustic and alkaline properties; -- hence called als…
  1. 1.
    The hydroxide of potassium hydrate, a hard white brittle substance, KOH, having strong caustic and alkaline properties; -- hence called also caustic potash.(Chem.) Also: caustic potash