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blast furnace
noun
: a furnace in which combustion is forced by a current of air under pressure
especially
: one for the reduction of iron ore
Examples of blast furnace in a Sentence
Recent Examples on the Web
Steelworkers react after Biden rejects U.S. Steel-Nippon Steel deal 03:32
U.S. Steel leaders have warned that the company could be forced to curtail its legacy blast furnace investments and shift to cheaper nonunion electric arc furnaces.
—Kate Gibson, CBS News, 6 Jan. 2025
Nippon Steel had promised to invest $2.7 billion in U.S. Steel’s aging blast furnace operations in Gary, Ind., and Pennsylvania’s Mon Valley.
—Fatima Hussein, Los Angeles Times, 6 Jan. 2025
The Japanese steelmaker has also gained backing from some Steelworkers union members and local mayors in communities near its blast furnaces in Pennsylvania and Indiana, signaling increasing momentum for the deal.
—Dan Perry, Newsweek, 3 Jan. 2025
The closure of the last blast furnace at Port Talbot, once the largest steelworks in Europe, is the culmination of decades of decline in Britain’s steel industry, which has struggled to compete with low-cost imports.
—Jill Lawless, The Christian Science Monitor, 30 Sep. 2024
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Word History
First Known Use
1706, in the meaning defined above
Dictionary Entries Near blast furnace
Cite this Entry
“Blast furnace.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/blast%20furnace. Accessed 9 Jan. 2025.
Kids Definition
blast furnace
noun
: a furnace in which combustion is forced by a stream of air under pressure
especially
: one for the reduction of iron ore
More from Merriam-Webster on blast furnace
Britannica.com: Encyclopedia article about blast furnace
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