Alkali
n.
a salt of an acrid, or caustic taste of, three kinds; vegetable fixed alkali, as potash; mineral fixed alkali, as soda; and volatile alkali, as ammoniac
Webster's Dictionary 1806
Alkali
n.
a salt of an acrid, or caustic taste of, three kinds; vegetable fixed alkali, as potash; mineral fixed alkali, as soda; and volatile alkali, as ammoniac