: an enclosed structure in which heat is produced (as for heating a house or for reducing ore)
Examples of furnace in a Sentence
Recent Examples on the WebWhen spring and summer roll around, and the valley becomes a furnace, 12,000-foot Mt. Charleston is less than an hour’s drive away and the upper reaches can be 30 degrees cooler.—Jack Dolan, Los Angeles Times, 22 May 2024 The walls were still radiating heat like a furnace, and in certain places the floor was nearly 400 degrees.—Yudhijit Bhattacharjee, Smithsonian Magazine, 16 May 2024 Millions of acres of timber became fuel for domestic hearths, and then for furnaces and boilers during the Industrial Revolution.—Todd Braje, The Conversation, 16 May 2024 The combustion of gas inside of homes and businesses to power things like furnaces, water heaters and stoves accounts for 9% of California’s emissions, or 33 million metric tons of heat-trapping gases per year, equivalent to the entire climate footprint of Hong Kong.—Bloomberg, The Mercury News, 13 May 2024 See all Example Sentences for furnace
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'furnace.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
Etymology
Middle English furnas, from Anglo-French forneise, from Latin fornac-, fornax; akin to Latin formus warm — more at therm
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