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SINCE 1828
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air furnace

noun
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Definition of air furnace

: a furnace that depends on a natural draft (as a reverberatory furnace) and not on blast

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First Known Use of air furnace

1718, in the meaning defined above

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The first known use of air furnace was in 1718

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Cite this Entry

“Air furnace.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/air%20furnace. Accessed 13 December 2019.

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