: the forward extension of the hearth of a blast furnace under the tymp
also : a similar extension of any smelting hearth
: a steel furnace having an attachment in the front so as to dispense with the casting ladle
: a separate receptacle taking the place of a hearth in front of a furnace for receiving molten material flowing out especially to permit settling
also : a chamber at the end of a tank furnace from which glass is withdrawn for working

Word History


fore- + hearth

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Dictionary Entries Near forehearth

Cite this Entry

“Forehearth.” Dictionary, Merriam-Webster, Accessed 2 Oct. 2023.

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