reduce in Wingdings is ❒︎♏︎♎︎◆︎♍︎♏︎

To bring to the metallic state by separating from impurities;hence, in general, to remove oxygen from; to deoxidize; to combinewith, or to subject to the action of, hydrogen; as, ferric iron isreduced to ferrous iron; or metals are reduced from their ores; --opposed to Ant: oxidize.