forehearth

noun

Definition of forehearth

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material flowing out especially to permit settling also : a chamber at the end of a tank furnace from which glass is withdrawn for working

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History and Etymology for forehearth

fore- + hearth

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