blast furnace

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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.

Nearby words

  1. blasphemous,
  2. blasphemously,
  3. blasphemy,
  4. blast,
  5. blast cell,
  6. blast injection,
  7. blast injury,
  8. blast lamp,
  9. blast off,
  10. blast wave

Origin of blast furnace

First recorded in 1700–10

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples 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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012