(n) :
Alternative spelling of aluminium oxide. [(inorganic chemistry) The solid, Al₂O₃, commonly known as alumina; it occurs as bauxite, sapphire, ruby and other forms; it is used in the manufacture of ceramics]
(n) :
Alternative spelling of aluminium oxide. [(inorganic chemistry) The solid, Al₂O₃, commonly known as alumina; it occurs as bauxite, sapphire, ruby and other forms; it is used in the manufacture of ceramics]