Added 9 October 2026
furnace
/ˈfɝnɪs/ noun
In Latin: fornāx Wiktionary
noun Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about furnace at Wordnik → Where our words come from →
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An industrial heating device, such as for smelting metal or firing ceramics.
Plans for the next phase include furni capable of inert atmospheres and partial vacuums.
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A device that provides heat for a building.
HVAC services include furnace maintenance.
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Any area that is excessively hot.
The busy kitchen became a sweltering furnace.
verb
Origin
Inherited from Middle English forneys, borrowed from Old French fornais, from Latin fornāx.
From Wiktionary, via Kaikki.org (CC BY-SA)