POTASH


Meaning of POTASH in English

pot ‧ ash /ˈpɒtæʃ $ ˈpɑː-/ BrE AmE noun [uncountable]

[ Date: 1600-1700 ; Origin: pot + ash ; because it was made by putting ash in water and letting it dry out in pots ]

a type of potassium used especially in farming to make the soil better

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.