: of, relating to, involving, or produced in the open-hearth process
open-hearth steel

Example Sentences

Recent Examples on the Web Elsewhere, the primary suite is wrapped in glass and decked out with a curved, open-hearth fireplace. Abby Montanez, Robb Report, 26 Apr. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'open-hearth.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1870, in the meaning defined above

Time Traveler
The first known use of open-hearth was in 1870

Dictionary Entries Near open-hearth

Cite this Entry

“Open-hearth.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/open-hearth. Accessed 7 Jun. 2023.

Kids Definition


: being or relating to a process of making steel from pig iron in a furnace that reflects heat from the roof onto the material
Last Updated: - Updated example sentences
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