noun
: a crystalline double salt NaAl(SO 4 ) 2 .12H 2 O used similarly to potassium alum; sodium aluminum sulfate dodecahydrate — called also soda alum
noun
: a crystalline double salt NaAl(SO 4 ) 2 .12H 2 O used similarly to potassium alum; sodium aluminum sulfate dodecahydrate — called also soda alum
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012