zinc oxide(n = noun.substance) flowers of zinc, philosopher's wool, philosophers' wool - oxide of zinc; a white powder used as a pigment or in cosmetics or glass or inks and in zinc ointment;
is a kind of oxide

aluminium oxide, aluminum oxide, arsenous oxide, barium oxide, calcium oxide, copper oxide, deuterium oxide, ferric oxide, flowers of zinc, hydrated aluminium oxide, hydrated aluminum oxide, hydrated oxide, iron oxide, magnesium oxide, nitric oxide, nitrogen oxide, nitrous oxide, oxide, silicon oxide, sulfur oxide, sulphur oxide, titanic oxide, titanium oxide, zinc, zinc blende, zinc cadmium sulfide, zinc deficiency, zinc ointment, zinc sulfate, zinc sulphate, zinc vitriol, zinc white, zirconium oxide