blast furnace
noun
a large vertical furnace for smelting iron from ore, using coke as fuel: designed so as to direct a continuous blast of air through the fuel in order to obtain a high rate of combustion.
Origin of blast furnace
First recorded in 1700–10
Words nearby blast furnace
blaspheme,
blasphemous,
blasphemy,
blast,
blast cell,
blast furnace,
blast injection,
blast injury,
blast lamp,
blast off,
blast wave
Example sentences from the Web for blast furnace
British Dictionary definitions for blast furnace
blast furnace
noun
a vertical cylindrical furnace for smelting iron, copper, lead, and tin ores. The ore, scrap, solid fuel, and slag-forming materials are fed through the top and a blast of preheated air is forced through the charge from the bottom. Metal and slag are run off from the base