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open-hearth

[ oh-puhn-hahrth ]
/ ˈoʊ pənˈhɑrθ /
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adjective
noting, pertaining to, or produced by the open-hearth process.
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Origin of open-hearth

First recorded in 1880–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use open-hearth in a sentence

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