noun
: an oxide of sodium ; especially : the hygroscopic amorphous monoxide Na 2 O that reacts violently with water to yield sodium hydroxide and that is obtained chiefly as an intermediate in the manufacture of sodium peroxide
noun
: an oxide of sodium ; especially : the hygroscopic amorphous monoxide Na 2 O that reacts violently with water to yield sodium hydroxide and that is obtained chiefly as an intermediate in the manufacture of sodium peroxide
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012