(colloquial, figurative) Any area that is excessively hot.
The busy kitchen became a sweltering furnace.
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An industrial heating device, such as for smelting metal or firing ceramics.
Plans for the next phase include furnaces capable of inert atmospheres and partial vacuums.
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(US, Canada) A device that provides heat for a building.
HVAC services include furnace maintenance.
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Regional slang from around the English-speaking world — British, Australian, Irish, Caribbean, Nigerian, Filipino, AAVE, and the hyphenated-English dialects that make the internet sound local.
See all Regional & Other slang on Slangora.